Advertisements
Advertisements
प्रश्न
A man exerts same pressure on the ground whether he is standing or he is lying.
विकल्प
True
False
Advertisements
उत्तर
False.
A man exerts different pressure on the ground whether he is standing or he is lying.
APPEARS IN
संबंधित प्रश्न
A 50 kg girl wearing high heel shoes balances on a single heel. The heel is circular with a diameter 1.0 cm. What is the pressure exerted by the heel on the horizontal floor?
Two vessels have the same base area but different shapes. The first vessel takes twice the volume of water that the second vessel requires to fill up to a particular common height. Is the force exerted by the water on the base of the vessel the same in the two cases? If so, why do the vessels filled with water to that same height give different readings on a weighing scale?
The S.I. unit of pressure is pascal.
A boy weighing 60 kgf stands on platform of dimensions 2.5 cm x 0.5 cm. What pressure in pascal does he exert?
Consider the statement given below and choose the correct option.
Assertion: Broad straps are used in bags.
Reason: Broad straps last for long.
Pressure can be increased by decreasing the force.
Analogy
Broader straps: ______:: Thin needles: ______.
In petrol bunks, in what unit is tire pressure measured?
It is easy to compress a gas whereas liquids are ______.
Hot air is ______ dense than ordinary air.
