[Solved] A piece of wood is held under water. The up thrust on it will be:

McqMate

Q.	A piece of wood is held under water. The up thrust on it will be:
A.	equal to the weight of the Wood
B.	less than weight of the wood
C.	more than weight of the wood
D.	Zero
Answer» B. less than weight of the wood
Explanation: According to the Archimedes' principle, a floating object will experience an upthrust force from water, equal to the weight of water displaced (pushed aside). It will sink into the water until it reaches the point where the weight of the water pushed aside equals its own weight.

3.5k

0

Do you find this helpful?

37

View all MCQs in

Discussion

No comments yet

Related MCQs

Two rods, one of copper and other of steel, experience the same up thrust when placed in water. Thus, both have –
An ice block with a piece of lead embedded in it floats in water. If ice melts the water level –
A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will -
When a piece of stone is immersed in water, it displaces water of equal –
A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously?
When a bar magnet is cut into two equal halves, the pole strength of each piece
A camera uses a to form an image on a piece of film at the back.
If the temperature of a piece increases suddenly, the relative humidity–
If ice floating on water in a vessel melts, the water level in the vessel .
Compared to fresh Water, the freezing point of sea water is -