EASY
8th CBSE
IMPORTANT
Earn 100

Can a force act on an object even when it is not in contact with the object? Give examples.

Important Questions on Force and Pressure

EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>ORAL QUESTIONS>Q 1
A force acts perpendicular to a given surface. What is the quantity 'force per unit area' known as?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>ORAL QUESTIONS>Q 2
How is pressure related to the area over which a force acts?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>ORAL QUESTIONS>Q 3
What is the force of 1 N acting over an area of 1 m2 called?
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>ORAL QUESTIONS>Q 4
How does the pressure exerted by a liquid vary with (a) direction? (b) depth?
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>ORAL QUESTIONS>Q 5
Your put into a room where the air pressure is very low. What effect will this have on your body?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>EXERCISES>Q A
There is one force which is exerted by all matter on all other matter. Which force is this?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>EXERCISES>Q A
Which of these is a contact force?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 11 - Force and Pressure>EXERCISES>Q A
Which of the following is true for the pressure exerted by a liquid?