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 50 g of a substance is 20 cm3. If the density of water is 1 g cm−3, will the substance float or sink?
What is the density of water in SI units ?
What is the value of relative density of water ?
The relative density of mercury is 13.6. What does this statement mean?
Why does ice float in water ?
A mug full of water appears light as long as it is under water in the bucket than when it is outside water. Why ?
Steel sinks in water but a steel boat floats. Why ?
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?
Consider the following information in respect of four objects A, B, C and D :
| Object | Density(kg/m3) | Volume(m3) | Mass(kg) |
| A | 2 | 4000 | |
| B | 8000 | 4 | |
| C | 2000 | 1000 | |
| D | 4 | 2000 |
Which object would float on water ?
Choose the odd one:
