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Q#01. Encircle the correct option. (1*10=10)
The answer key is given at the end.
1. A change in position is called
a. Speed b. Velocity
c. Distance d. Displacement
2. The speed of a cheetah is
a. 200 Km/h b. 70 Km/h
c. 100 Km/h d. 90 Km/h
3. Slope of the distance-time graph is
a. Speed b. Force
c. Momentum d. Acceleration
4. Convert 54 Km/h into m/s
a. 5 m/s b. 10 m/s
c. 15 m/s d. 20 m/s
5. The product of velocity and time is equal to
a. Mass b. Distance
c. force d. Acceleration
6. The motion of pendulums is
a. Linear b. Random
c. Vibratory d. Rotatory
7. A body has translatory motion if it moves along an
a. Circle b. Straight
c. All of these d. Line without rotation
8. A ball is thrown vertically upward with a velocity of 5 m/s. Its velocity at the highest point will be
a. -10 m/s b. 10 m/s
c. zero d. 20 m/s
9. Steering wheel of a car is an example of
a. Force b. Couple
c. Net force d. Momentum
10. An irregular motion of a body is called
a. Linear b. Random
c. Vibratory d. Rotatory
Answers key
1. d 2. b
3. b 4. c
5. b 6. c
7. 8. c
9. b 10. b
Long Questions
Q#02. A train from rest with an acceleration of 0.5 m/s. Find its speed in Km/h when it has moved through 100 m.
Q#03. A train slows down from 80 Km/h with a uniform acceleration of 2 m/s how long will it take to attain a speed of 20 Km/h?