MEDIUM
8th CBSE
IMPORTANT
Earn 100

Calculate the pressure if a force of 23 N is applied over an area of 46 m2.

Important Questions on Force and Pressure

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 7
Why does a feather float on water?
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 8
Calculate the area over which a force of 72 N is applied, thereby exerting a pressure of 9 Pa.
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 1
If the same force is made to act on a larger area, the pressure ______.
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 2
When two forces act in the same direction, then the net force acting is _____ of the two forces.
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 3
Force applied in a direction _____ to the direction of a moving object, slows down the object.
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 4
Pressure in a liquid _____ with the depth.
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 6
The use of skis helps a person to slide smoothly over snow because the skis _____ the area over which the weight of the person acts. (enlarge/reduce)
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 9 - Force and Pressure>EXERCISES>Q 7
Give one word for the force used by construction workers when they carry bricks.