Complete the Following Sentence : a Piece of Wood is Held Under Water. the Upthrust on It Will Be ___________ The Weight of the Wood Piece.

Complete the following sentence :

A piece of wood is held under water. The upthrust on it will be ___________ the weight of the wood piece.

Fill in the Blanks

A piece of wood is held under water. The upthrust on it will be more than the weight of the wood piece.

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Chapter 5: Upthrust in Fluids, Archimedes’ Principle and Floatation - Exercise 5 (A) [Page 110]

Chapter 5 Upthrust in Fluids, Archimedes’ Principle and Floatation
Exercise 5 (A) | Q 18.3 | Page 110

What causes buoyant force (or upthrust) on a boat ?

An object of weight 200 N is floating in a liquid. What is the magnitude of buoyant force acting on it ?

Describe an experiment to determine the density of the material of a coin.

Explain the meaning of the statement

‘Relative density of aluminium is 2.7’.

The S.I. unit of pressure is :

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What is the centre of buoyancy? State its position for a floating body with respect to the centre of gravity of the body.

Is pressure a vector quantity?

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