MEDIUM
9th CBSE
IMPORTANT
Earn 100

State an important characteristic of uniform circular motion. Name the force which brings about uniform circular motion.

Important Questions on Motion

EASY
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 22
Find the initial velocity of a car which is stopped in 10 seconds by applying brakes. The retardation due to breaks is 2.5 m/s2.
MEDIUM
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 23
Describe the motion of a body which is accelerating at a constant rate of 10 m s-2. If the body starts from rest, how much distance will it cover in 2 s?
EASY
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 24
A motorcycle moving with a speed of 5 m/s is subjected to an acceleration of 0.2 m/s2. Calculate the speed of the motorcycle after 10 seconds and the distance travelled in this time.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 25
A bus running at a speed of 18 km/h is stopped in 2.5 seconds by applying brakes. Calculate the retardation produced.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 26
A train starting from rest moves with a uniform acceleration of 0.2 m/s2 for 5 minutes. Calculate the speed acquired and the distance travelled in this time.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 27
Name the two quantities, the slope of whose graph gives speed.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 27
Name the two quantities, the slope of whose graph gives acceleration.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Short Answer Type Questions>Q 28
A cheetah starts from rest, and accelerates at 2 m/s2 for 10 seconds. Calculate the final velocity.