Increase in height is just the difference between the initial point(X-X) and the final point(the surface of the fluid in the right limb). But when we measure the pressure, we measure it from the new datum(Y-Y)
first learn the basic of everything then teach. you should first tell that why we use different areas in this manometer? what is the advantage of this , why we dont use the simple manometer. you are just focusing on the theroy part.
how dare to say like learn first.. he just not thinking about the basic part!...bcz he believed that the one who is watching is strong on basic not like u...if u won't understand means. just ask politely ..otherwise shut the fuck out here -unknown
