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What is Density? | Relative Density | Floatation 

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@ManochaAcademy
@ManochaAcademy Месяц назад
For LIVE Classes, Concept Videos, Quizzes, Mock Tests & Revision Notes please see our Website/App 👉Our Website: bit.ly/2KBC0l1 👉Android App: bit.ly/3k48zdK
@Mr.SahadevPhysicsMagician
@Mr.SahadevPhysicsMagician Год назад
I am a Physics Teacher, the way you explained is Excellent and very easy to understand. The activity also Superb and enjoyable in learning.
@GeethikaM-cd1ue
@GeethikaM-cd1ue 4 месяца назад
Plaz tell the answer😊😊
@alphonceo3571
@alphonceo3571 21 день назад
I struggled with the subject to a point I fell out with the teacher and here I am, enjoyed his lesson 😀😀😀 Teaching is a calling
@Othniel_Nuamah_Aidoo_Official
@Othniel_Nuamah_Aidoo_Official 11 месяцев назад
Ships float on water due to the principle of buoyancy. When an object is placed in a fluid (like water), it displaces an amount of fluid equal to its own weight. If the weight of the water displaced is equal to or greater than the weight of the ship, the ship will float. This is achieved by designing ships to be less dense than water, making them buoyant. The shape of the hull also plays a crucial role in providing stability and preventing sinking.
@nazeerkhan3303
@nazeerkhan3303 4 месяца назад
🎉 ocean water is salty which increases the density of water therefor ship float on it
@Priyatam-mu8mj
@Priyatam-mu8mj 4 месяца назад
No
@AyomiposiOdeyemi
@AyomiposiOdeyemi 3 месяца назад
Yh that’s wrong
@rajububanale7397
@rajububanale7397 Год назад
A huge massive ship floats on water but same material ( Steel ) made up of iron sinks because at bottom of ship there is a huge empty space which is filled with air so it makes a huge ship to float on water instead of sinking .
@abrahamvc8668
@abrahamvc8668 11 месяцев назад
Ya true man
@mariama-gc7yf
@mariama-gc7yf 10 месяцев назад
It is because the ship has a hollow space in the middle which cause the density of the ship to be less than the density of the river
@yogitashende4406
@yogitashende4406 9 месяцев назад
​@@mariama-gc7yf😮
@chrixbenpalace
@chrixbenpalace 9 месяцев назад
Yes...air is added because it has a very low density which supports the ship. But then what happens to a canoe which does not have air chamber and does not sink. Volume and shape are the first import reason why ship floats.
@abubakkarsiddique9372
@abubakkarsiddique9372 9 месяцев назад
Wrong😅😂 because of byount force😂😂😂😂
@berrinassifer5764
@berrinassifer5764 10 месяцев назад
Thank you very much sir your explanation was very helpful
@Sujan2048
@Sujan2048 Год назад
There are three reasons for it. 1. The base of ship is wide. So, it will balance itself. 2. It's made of steel. But it's not only steel in there. A lot of stuff is in there having different densities. 3. It's salt water. So, the density is higher than normal. Hope it's right.🙂🙂🙂
@PreciousJumbo-w3m
@PreciousJumbo-w3m 11 месяцев назад
I'm so glad 😀you've finally released this topic. I've been eagerly waiting 🙏
@SnigdhaMedha
@SnigdhaMedha Месяц назад
I am just a 4th class girl and u made me understand everything sir!!
@SudaisAli-w2j
@SudaisAli-w2j 18 дней назад
Q: Why steel nail sink in water and honey and A steel large ship float in water? Answer: 1. Density: Steel nail: A small steel nail has a higher density than both water and honey. Density is defined as mass per unit volume (Density = mass/volume). Steel is denser than water, meaning that for its size, a steel nail has more mass compared to the amount of water it displaces. Since the nail cannot displace enough water or honey to support its weight, it sinks. Large steel ship: Although ships are made of steel, their overall density is much lower. This is because ships are designed with large, hollow compartments filled with air, which reduces their overall density compared to water. The average density of the entire ship (including the steel and the air inside it) is less than the density of water. As a result, the ship can displace enough water to support its weight and float. 2. Buoyancy: According to Archimedes' principle, an object will float if it displaces a volume of fluid (like water) equal to its own weight. The buoyant force pushing an object upward is equal to the weight of the fluid displaced. Nail: A steel nail displaces a very small volume of water or honey, which provides a buoyant force that is not enough to support the nail's weight. Ship: A large ship displaces a significant amount of water, and the upward buoyant force is enough to balance its weight, allowing it to float. SUMMARY: A steel nail sinks because it has a high density relative to the water or honey and does not displace enough fluid to float. A large steel ship floats because its overall density (including air-filled spaces) is less than that of water, and it displaces enough water to generate a buoyant force that supports its weight. "SIR IS THIS CORRECT"
@akhileshwarbhatt743
@akhileshwarbhatt743 4 месяца назад
I am process Chemist in a sugar plant from 20 years, during processing of juice,clear juice and cane juice mud separated due to density difference in Comercial scale...... This is just for me as a refresher course....
@alphonceo3571
@alphonceo3571 21 день назад
My village people are cane growers. Please do and share such experiment using cane juice,as its familiar and relatable to the learners locally.This will help unlock the subject, from known aspect to the unknown
@AyeshaMasaud40
@AyeshaMasaud40 6 месяцев назад
Plz mix them and upload lecture on volume
@HasifaKitinisa
@HasifaKitinisa 5 месяцев назад
Since the ship is hollaw , it's mostly surrounded by air which is less dense compared to the density of the water in sea /ocean/lake
@animabhowmikmaiti7884
@animabhowmikmaiti7884 2 дня назад
Because most of the part is hollow and filled with air
@Saatvika_S
@Saatvika_S 19 дней назад
since ship is hollow, average density of steel ship is less than water.
@arnab6509
@arnab6509 7 месяцев назад
Because the steel Ships Surface Area is more. More the surface area of the object (i.e, the steel ship).More the buoyant force experienced by the Ship. So, more the Surface area of the object = more the Buoyant force of an object..
@sriritwikshastry9603
@sriritwikshastry9603 Год назад
To answer :- How Does A Ship float in water when a steel nail sinks? Answer :- A ship floats on water because it is designed to displace a large amount of water, creating buoyant force greater than its weight. It also has a "LARGER SURFACE AREA". That is why it Floats.. A steel nail sinks because it is denser than water, so the buoyant force is not enough to support its weight.
@ManochaAcademy
@ManochaAcademy Год назад
Very good! Correct :) In terms of density we can say that since the ship is hollow, average density of ship is less than density of water.
@raagmuz
@raagmuz Год назад
A massive steel ship floats in water based on the concept of Archimedes principle. The area of the steel ship in contact with water in much higher so the buoyancy of water is greater and that is why the massive steel ship floats instead of sinking like the steel nail.
@ManochaAcademy
@ManochaAcademy Год назад
Correct! You can also explain it in terms of density: since ship is hollow, average density of steel ship is less than water.
@abiodunabdulaleem9078
@abiodunabdulaleem9078 Год назад
It floats on water cuz of Archimedes' knowledge.
@ogonnaajagu6372
@ogonnaajagu6372 Год назад
​@@ManochaAcademyI don't understand sir, what do u mean by hollow
@ShuBhSahoo
@ShuBhSahoo Год назад
@@ogonnaajagu6372 the base of the ship is hollow, you would understand if you have watched titanic, as since the hollow base the volume relatively increases than the mass hence to the formula of density = mass/ volume as volume increases density decreases than the sea water and it floats, however this is not much appropriate according to the higher studies, but it helps to understand density.
@Developing_Minds
@Developing_Minds Год назад
Was waiting for this topic. Thank you so much! Manocha academy teaches the BEST! Really good teachers.
@ManochaAcademy
@ManochaAcademy Год назад
Thanks a ton 😊
@niteshchaudhary7913
@niteshchaudhary7913 9 месяцев назад
😮​@@ManochaAcademy
@nagappamallad9556
@nagappamallad9556 8 месяцев назад
It is because iron made ship displaces a weight of water equal to its own weight, it floats.This is principal of floatation
@nagappamallad9556
@nagappamallad9556 8 месяцев назад
Yes absolutely correct
@_cannyswifeu_
@_cannyswifeu_ Год назад
You make me understand Physics the most sir. Because of you, i passed my physics exam and I am so happy! Thank you so much sir for putting in the work and making videos like this for us ❤
@TrizaMaina-my9kb
@TrizaMaina-my9kb 8 месяцев назад
I am now a pilot 😊😊❤❤
@nibeditapradhan4630
@nibeditapradhan4630 11 месяцев назад
The weight of water displaced by the ship is more than the weight of ship, hence the ship floats; Archemedes Principle
@GodduRajukiran-yk2sg
@GodduRajukiran-yk2sg Год назад
Sir please explain about some laws sir like 1)archimedes Principal. 2)Pascal's law 3)Snell's law 4)bernouill's Principal. Sir you have extraordinary talent of teaching
@AeshiSaid-zm4rq
@AeshiSaid-zm4rq Год назад
Ship float in water because the density of ship is less than the density of water.
@badabadido
@badabadido 2 месяца назад
People who are here for their exam 👇
@FarhatOluyede
@FarhatOluyede 10 месяцев назад
I really enjoyed the lesson Thank youuu
@emmanuelagyei-hd1or
@emmanuelagyei-hd1or 4 месяца назад
Because it has a hallow shape
@manjularamesh5663
@manjularamesh5663 Год назад
Iam studying 9th standard. Ive understood all the concepts in mpc becaue of your videos sir. Glad to have a teacher like you.😊😊😊
@ThrillingRide-OP
@ThrillingRide-OP Год назад
You are the legend real way of teaching
@ManochaAcademy
@ManochaAcademy Год назад
Thanks a lot!
@RISING416
@RISING416 Год назад
Because the surface area of boat are increase then it flow in water and we know that density is also depend on surface area of objects...
@HassanPloice-cf5ui
@HassanPloice-cf5ui Год назад
Sir I am from Kashmir
@ManochaAcademy
@ManochaAcademy Год назад
Thanks for watching!
@FatimaSanyang-up3ht
@FatimaSanyang-up3ht Год назад
You made me to understand every topic after watching your videos
@dr.scratch3868
@dr.scratch3868 8 месяцев назад
The reason why ships float is because the relation of Density and Volume is opposite so if volume became bigger therefore the density will become lower and also that's why the ship bottom is almost empty to reduce mass and add more volume to reduce the density which allows it to float (correct me if I am wrong)
@ayurgreen7279
@ayurgreen7279 Год назад
10:14 this process occurs based on buoyancy as the steel ship has a greater surface area the higher the buoyancy
@ManochaAcademy
@ManochaAcademy Год назад
Right! You can also explain it in terms of density: since ship is hollow, average density of steel ship is less than water.
@darshgogia1448
@darshgogia1448 4 месяца назад
​@@ManochaAcademy❤
@TrizaMaina-my9kb
@TrizaMaina-my9kb 8 месяцев назад
Watching from America.thank❤❤❤😊😊😊
@SonaliSlt-r8e
@SonaliSlt-r8e 9 месяцев назад
This is because volume of ship is large compared to other materials made up of iron , so as volume increases upward force also increases i.e buoyant force thus buoyance force helps the ship to float on water
@JuliajulietSpio
@JuliajulietSpio Год назад
This is because it is made hollow inoder to make the boat less dense than water
@JimbaTobgay-pc1es
@JimbaTobgay-pc1es 3 месяца назад
Nail: high density,small volume,low buoyant force~sinks Ship: low average density,large volume,high buoyant force~sinks
@mahigeek
@mahigeek Год назад
The volume of the ship where touches the water is extremely high. If we take the exact same amount of water which is equal to the ship's sinking volume, it should be weight way more than the ship. That's why the ship floats on water. According to Archemedis :)
@anmol717
@anmol717 11 месяцев назад
water exert a bouyant force on submerged object.
@maryamsesay2324
@maryamsesay2324 3 месяца назад
This is because ships are hollow and contain a great deal of air, and thus, their average density is less than that of water
@FazilVijay-et9md
@FazilVijay-et9md 10 месяцев назад
Sir put that steel ship topic, and i amazed on seeing your teaching
@swarnavdasviic2363
@swarnavdasviic2363 Год назад
The volume of the base of the large ship is increased so that it can displace more water as the ship displaces water equal to its volume. The weight of water of the same volume is greater than the weight of ship of same volume. So there's create an up thrust force which causes the ship to sail
@vaishnavimetha1212
@vaishnavimetha1212 Месяц назад
Plz upload a video teaching 9th grade physics the hapter making measurements [IGCSE] ur vids really helpp❤
@SudeepAdhikari0611
@SudeepAdhikari0611 Год назад
Much awaited sir❤😊
@ManochaAcademy
@ManochaAcademy Год назад
Thanks 😊
@Burairhaider123
@Burairhaider123 9 месяцев назад
Thank you so much tomorrow is my paper
@ManochaAcademy
@ManochaAcademy 9 месяцев назад
All the best
@rasamallasaicharan2509
@rasamallasaicharan2509 Год назад
sir can i get video about chemical properties of benzene( organic chemistry)
@rakeshupneja6734
@rakeshupneja6734 Год назад
Steel nail would be float on murcury [hg] . coz density of nail is less than murcury
@ManjuManju-dd6ee
@ManjuManju-dd6ee Год назад
It is based on Archimedes principle
@sowmyajaanu2454
@sowmyajaanu2454 Год назад
Hiiii sir Good morning I'm Sowmya from Bangalore karnataka I'm preparing for competitive exams Science is difficult subject for me specially physics Bcs I'm commerce background student But when I start to watch your videos Really it's miracle I'm understanding very easily infact In last week test I got good marks just because your quality teaching I'm very thankful to you sir and u r one of my favorite faculty ❤ Thanks a lot Keep teaching ❤
@ManochaAcademy
@ManochaAcademy Год назад
Hi Sowmya, great to hear that you find our videos useful! Thanks a lot :) Do check out the Full Courses on our website: www.manochaacademy.com
@sowmyajaanu2454
@sowmyajaanu2454 Год назад
@@ManochaAcademy 👍👍👍👍
@heheofficial1608
@heheofficial1608 7 месяцев назад
I got to know everything about density due to this amazing and Informational video
@Tejusanagala
@Tejusanagala 6 месяцев назад
What happen if you hardly mix them
@ayantanmisravi-bhakti2040
@ayantanmisravi-bhakti2040 4 месяца назад
Since the ship is hollow in nature thus it floats on the water due to its average density 10:57
@HimeshKumar-b9c
@HimeshKumar-b9c 10 месяцев назад
I am from pakistan and I really enjoying the way in which u teach. Thanks a lot. 😊
@titangamer2821
@titangamer2821 7 месяцев назад
Because it will sink half in the liquI'd by following Archimedes Principle
@bhargavsingh4634
@bhargavsingh4634 Год назад
Sir I loved your videos more when only you taught us all the concepts to all of us.❤
@jagadeeshvarada786
@jagadeeshvarada786 4 месяца назад
Sir I think relative density and specific gravity are not equal... please check and confirm
@Glo822
@Glo822 16 дней назад
The reason is due to the large surface area covered by ship in water which provides maximum upthrust force and it is also important to notice that density is inversely proportional to volume therefore ship floats and steel nail sinks.
@boorlusivaram9521
@boorlusivaram9521 5 месяцев назад
ఎక్సలెంట్ సార్ 👌🏻👏🏻👏🏻🙏🏻
@KanjorJohn
@KanjorJohn 3 месяца назад
There's a mistake You said what's the relative density of kerosene and honey but solved for the relative density of kerosene and water
@dineshmishra7743
@dineshmishra7743 Месяц назад
weight of water displaced by the submerged part of the ship is very high in this case thus, the upthrust is high resulting in flotation of ship)
@viswa25
@viswa25 5 месяцев назад
objects only sinks if it weighs less than the water it displaces. (Archimedes Principle)
@EhtishamHaq-d5v
@EhtishamHaq-d5v Месяц назад
Its basically due to large surface area, since volume is associated with the size and shape so when mass is divided with a large number it will give a small value resulting in less density. Larger surface area or more volume means less density
@AnubhabChakraborty-e4w
@AnubhabChakraborty-e4w Месяц назад
An iron nail is a totally solid object while a ship is hollow from inside and contains air. So, the average density becomes less than water and the ship floats.
@MdShahad-p7j
@MdShahad-p7j 5 месяцев назад
A ship float on water because it depending on archimedes principles
@KirpaSoni-s5y
@KirpaSoni-s5y 10 месяцев назад
A ship floats on water because of surface tension
@skhidayathulla8175
@skhidayathulla8175 10 месяцев назад
A ship floats on water because of higher density than water so ship is floating
@jensetters_settings
@jensetters_settings 10 месяцев назад
@@skhidayathulla8175a substance with higher density than water sinks my friend
@AnithaBandaru-n5r
@AnithaBandaru-n5r 9 месяцев назад
The ship does not sink because it is depends upon the shape
@urbanacolyte9646
@urbanacolyte9646 3 месяца назад
i have a question , people say when people add poison to your drink that have ice , the ice will sink , so does that mean the added poison will add more density to the ice and then make the ice sink?
@CoverTeacher-u6t
@CoverTeacher-u6t 10 месяцев назад
This material was very helpful and now my students understand the concept of Density and for this I thank you.
@MelvinPadoko-f9m
@MelvinPadoko-f9m 11 дней назад
It floats because it has much volume which decreases the density
@chandu8996
@chandu8996 6 месяцев назад
The ship float at water because of the ship have empty space at the bottom of ship and at that place is have low density and that can hold tons of weight so the ship float at water 🌊🌊
@RockySinghaniyaRocky
@RockySinghaniyaRocky 9 месяцев назад
3:16-23pm6/1/24
@ABOUTMATHEMATICSANDSCIENCE
@ABOUTMATHEMATICSANDSCIENCE 6 месяцев назад
S the ship can float on the surface water because density off water is greater then massive ship
@kanakadurgapamu
@kanakadurgapamu 8 месяцев назад
The ship will donot float on water because of the Archimedes principal
@SnigdhaReddyGuduru
@SnigdhaReddyGuduru Месяц назад
Because there is more water
@banturibabisildur
@banturibabisildur Месяц назад
😂😂✌️👍
@kanakadurgapamu
@kanakadurgapamu 8 месяцев назад
The ship have upward buyoncy force so the ship will float
@RahelYosef-o9w
@RahelYosef-o9w 4 месяца назад
Teacher i like your video I need you r answer ldon't got your answer please 🙏
@shyamasreedutta3311
@shyamasreedutta3311 Год назад
Hi sir!I have been waiting for this opportunity to understand floatation and density from you. I love your video explanation. Thanks to you I can understand all the concepts and clear my doubts in a better way. The answer for your question: Though the ship is large and has greater material, it displaces a large amount of water due to which it floats. That is called buoyancy. The upward force is greater due to greate water displaced. That's why it doesn't sink.
@hammerplayz7593
@hammerplayz7593 3 месяца назад
In ship very much air is there and air is much lighter than water that's why it floats .
@NAWABWAQAR-uc1km
@NAWABWAQAR-uc1km 2 месяца назад
The answer is that the ship has a much bigger surface area than the nail. That's why it floats on water. 👍🏻
@naanurana3395
@naanurana3395 9 месяцев назад
Because the density of the water is more than the density of the steel boat
@MacphersonAcheampong
@MacphersonAcheampong 22 дня назад
Because the ship is a hollow structure and also allows water to penetrate through or even consist of air
@PrakashPulse4573
@PrakashPulse4573 Год назад
What price of kerosene?😊😊😊😊
@margarethmlay9778
@margarethmlay9778 3 месяца назад
Bcoz it has a space below the ship and that space is filled up with air and air always floats in water
@akindurodemidavid
@akindurodemidavid 5 месяцев назад
It's because of the shape and structure of the ship that makes it able to float on the sea, am I right sir
@AukatGaming-zd3yi
@AukatGaming-zd3yi 6 месяцев назад
The ship has plimsoll line which tells how much the ship will float without risk of sinking
@virendrasingh8825
@virendrasingh8825 9 дней назад
the density of rock is more than water so how it bounced on water
@MdRakib-t3p6i
@MdRakib-t3p6i Год назад
The volume of ship is much.And volume of a body is anti proportional of density.The density of ship become less than water due to its large volume and that's why it floating on water
@ManochaAcademy
@ManochaAcademy Год назад
Super! Correct answer!
@vanisri8307
@vanisri8307 2 месяца назад
Hollow space filled with air air is lighter than water hence it floats
@JecintaAcquah
@JecintaAcquah 9 месяцев назад
Steel ship float in water because the ship is hollow and shaped in a bowl
@AnasuryaPattem
@AnasuryaPattem 3 месяца назад
The ship will not sink because the sea contains salt with in it .since it's density is more
@MdShahad-p7j
@MdShahad-p7j 5 месяцев назад
The more it take volume in water is equal to Upward thrust of the water sir
@eagleprogaming2507
@eagleprogaming2507 4 месяца назад
please make a video for principle of flotation 🙏 🙏
@DMBabu-iv3qg
@DMBabu-iv3qg 2 месяца назад
The average density of ship of less than the water
@MAMUDAABUBAKAR-rc3gx
@MAMUDAABUBAKAR-rc3gx 8 месяцев назад
Because the massive ship displaced it own volume
@arthurokeny1535
@arthurokeny1535 8 месяцев назад
Air is less dence than water and a ship has a large air space or spaces in it hence floating
@Chinmayeprabha
@Chinmayeprabha Год назад
Thank you sir. If my school teachers were this good I would not hate studying this much. You are the best teacher sir. And also please try to make courses on class 11
@TomzyDarbo
@TomzyDarbo 7 месяцев назад
It is because of the hallow space at the bottom of the ship
@kamalhodroj2979
@kamalhodroj2979 9 месяцев назад
Because the water has more density as it is in a larger amount
@drawingstars4007
@drawingstars4007 8 месяцев назад
because of its streamlined shape in water
@Aliabou-zg9xp
@Aliabou-zg9xp 3 месяца назад
Density of an object less than that of water
@chiragkaria8768
@chiragkaria8768 3 месяца назад
The ship made of steel floats on water whereas an steel pin sinks in water...the reason is that when an ship is made, it is made with tiny pores which are then occupied by the air molecules and hence the ship becomes lighter and floats on water whereas an steel nail is not made up with holes and hence it is more heavier than water and the end it sinks in water.. Also the flotation of ships work on the principle of buoyant force "𝘞𝘩𝘦𝘯 𝘢𝘯 𝘰𝘣𝘫𝘦𝘤𝘵 𝘪𝘴 𝘱𝘢𝘳𝘵𝘪𝘢𝘭𝘭𝘺 𝘰𝘳 𝘵𝘰𝘵𝘢𝘭𝘭𝘺 𝘴𝘶𝘣𝘮𝘦𝘳𝘨𝘦𝘥 𝘪𝘯 𝘸𝘢𝘵𝘦𝘳 𝘢𝘯𝘥 𝘪𝘵 𝘤𝘰𝘮𝘦𝘴 𝘰𝘯 𝘵𝘩𝘦 𝘴𝘶𝘳𝘧𝘢𝘤𝘦 𝘰𝘧 𝘸𝘢𝘵𝘦𝘳 𝘸𝘪𝘵𝘩 𝘢𝘯 𝘶𝘱𝘵𝘩𝘳𝘶𝘴𝘵, 𝘪𝘴 𝘬𝘯𝘰𝘸𝘯 𝘢𝘴 𝘉𝘜𝘖𝘠𝘈𝘕𝘛 𝘍𝘖𝘙𝘊𝘌" I hope this explanation is correct
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