Advertisements
Advertisements
प्रश्न
Select the correct option.
Thrust acting perpendicularly on the unit surface area is called
पर्याय
pressure
moment of force
down thrust
none of these
Advertisements
उत्तर
pressure
APPEARS IN
संबंधित प्रश्न
In which direction does the buoyant force on an object due to a liquid act ?
What causes buoyant force (or upthrust) on a boat ?
Which of the following will sink or float on water? (Density of water = 1 g Cm-3)
(a) body A having density of 500 kg m-3
How does the pressure exerted by thrust depend on the area of surface on which it acts? Explain with a suitable example.
A block of iron of mass 7.5 kg and of dimensions 12 cm × 8 cm × 10 cm is kept on a table top on its base of side 12 cm × 8 cm.
Calculate:
- Thrust and
- Pressure exerted on the table top
Take 1 kgf = 10 N.
The pressure of water on the ground floor is 40,000 Pa and on the first floor is 10,000 Pa. Find the height of the first floor. (Take : density of water = 1000 kg m-3, g = 10 m s-2)
Write the SI units of Buoyant force
How is thrust different from pressure?
Higher Order Thinking Skill.
How does a fish manage to rise up and move down in water?
Complete the analogy.
Downward force : Weight :: Upward force offered by liquid : _____.
