Advertisements
Advertisements
प्रश्न
Pressure is the thrust acting on a surface of ........... area.
Advertisements
उत्तर
unit.
Pressure is the thrust acting on a surface of unit area.
APPEARS IN
संबंधित प्रश्न
1 kgf = .............. (nearly).
A gum bottle rests on its base. If it is placed upside down, how does the pressure change?
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.
It is difficult to cut cloth using a pair of scissors with blunt blades. Explain.
Explain why the cutting instruments are sharpened.
Determine the pressure when a force of 200 N acts on the area
- 20 m2
- 8 m2
Give reasons why:
a single nail pricking the body is painful when compared to lying on a bed of nails.
It is easy to compress a gas whereas liquids are ______.
What is the SI unit of pressure?
Pressure is a scalar quantity because ______.
- it is the ratio of force to area and both force and area are vectors.
- it is the ratio of the magnitude of the force to area.
- it is the ratio of the component of the force normal to the area.
- it does not depend on the size of the area chosen.
