Advertisements
Advertisements
प्रश्न
A chapatti maker is a machine which converts balls of dough into chapatties. What effect of force comes into play in this process?
Advertisements
उत्तर
The force on unit area is called pressure, works on the chapaties. This is the pressure that works on the dough balls and make them chapatties with the help of machine.
APPEARS IN
संबंधित प्रश्न
Explain why Hydrostatic pressure is a scalar quantity even though the pressure is force divided by area.
Why is the bottom part of the foundation of a building made wider?
How much thrust will be required to exert a pressure of 20,000 Pa on an area of 1 cm2.
The base of a container measures 15 cm × 20 cm. It is placed on a table top. If the weight of the container is 60 N, what is the pressure exerted by the container on the table top?
If someone presses a pointed needle against your skin, you are hurt. But if someone presses a rod against your skin with the same force, you easily tolerate. Explain.
Consider the statement given below and choose the correct option.
Assertion: Broad straps are used in bags.
Reason: Broad straps last for long.
A brick is kept in three different ways on a table as shown in the following figure. The pressure exerted by the brick on the table will be
 |
 |
 |
| A | B | C |
The total force exerted by a body normal to the surface is called ______.
Assertion (A): Wide wooden sleepers are kept below railway lines to reduce pressure on the railway tracks and prevent them from sinking into the ground.
Reason (R): Pressure is directly proportional to the area in which it is acting.
Iceberg floats in water with part of it submerged. What is the fraction of the volume of iceberg submerged if the density of ice is ρi = 0.917 g cm–3?
