Advertisements
Advertisements
प्रश्न
A rectangle wooden block has length, breadth and height of 50 cm, 25 cm and 10 cm, respectively. This wooden block is kept on ground in three different ways, turn by turn. Which of the following is the correct statement about the pressure exerted by this block on the ground?
पर्याय
the maximum pressure is exerted when the length and breadth form the base
the maximum pressure is exerted when length and height form the base
the maximum pressure is exerted when breadth and height form the base
the minimum pressure is exerted when length and height form the base
Advertisements
उत्तर
The maximum pressure is exerted when breadth and height form the base.
This is because the pressure is inversely proportional to the surface area.
APPEARS IN
संबंधित प्रश्न
The volume of a 500 g sealed packet is 350 cm3. Will the packet float or sink in water if the density of water is 1 g cm−3? What will be the mass of the water displaced by this packet?
Write the common unit of density.
The density of a body is 800 kg/m3. Will it sink or float when dipped in a bucket of water ? (Density of water = 1000 kg/m3).
Fill in the blank with suitable word :
A heavy ship floats in water because its....................density is less than that of water.
Explain why, big boulders can be moved easily by flood.
A beaker full of water is suspended from a spring balance. Will the reading of the balance change if a cork is placed in water ?
A boy get into a floating boat .
What happens to the boat ?
A `1/2` kg sheet of tin sinks in water but if the same sheet is converted into a box or boat, it floats. Why?
Give reason.
What determines whether an object floats or sinks in a fluid?
Choose the odd one:
