Cantonment Public School and College, Saidpur
Online CT -1/2020 Class -IX (EV) Subject: - Physics(MCQ)
Time - 40 minutes Full Marks - 20
1. What is the acceleration of an object moving with
uniform velocity?
a. Maximum b. Minimum
c. Zero d. Not zero
2. Which one is not a vector quantity?
a. Distance b. Displacement
c. Acceleration d. Force 3. The motion of the sting of a guitar is-
a. vibratory b.Circular
c. linear d. Linear
4. What is called the rate of change of position?
a. Velocity b. Acceleration
c. Displacement d. Work 5. What is the dimension of momentum?
a. LT-1 b. LT-2
c.MLT1 d. MLT-2
From the passage answer questions 6 :
Anik threw a ball vertically upward with the velocity 29.4ms-1. Rafi ran to catch the ball for 8s.But the ball felt on the ground.
6. How much height the ball reached?
a. 44.1m b. 59m
c. 140m d. 290m
7. Cause of which force object will fall down with the acceleration due to gravity?
a. Unbalanced force b. Contact force c. Balanced force d. Coulomb force 8. Periodic motion may be –
i) circular ii) elliptical iii) linear Which one is correct?
a. i, ii b. i , iii c. ii , iii d. i ,ii and iii 9. The velocity of a car decreases
from40ms1to10ms1,within5s What is its acceleration?
a. 6ms2 b. 2ms2
c. 4ms2 d. 6ms2 10. Force is-
i. The rate of change of momentum
ii. Multiplication of mass & accelaration.
iii. Ratio between work and displacement.
Below the answer which one is correct?
a. i&ii b. i&iii c. ii& iii d. i,ii&iii
11. From Newton’s first law we get the idea of -
i) distance ii) inertia iii) force Which one is correct?
a. i, ii b. i , iii c. ii , iii d. i ,ii and iii
12.Which is the correct graph of free falling bodies?
From the passage answer questions 13- 14:
For applying force on an rest object of mass 20kg, it began to move with the velocity 4ms1.
13. What is the momentum of the object?
a. 20 kgms-1 b. 5 kgms-1 c. 80 kgms-1 d. 100 kgms-1
14. What was the momentum before applying force?
a. Zero b. 5 kgms-1
c. 20 kgms-1 d. 4 kgms-1
15. What is the range of strong nuclear force?
a. 1014m b. 1015m c. 1016m d. 1017m
16. Which is the graph of uniform accelaration?
a.
0 t S
t v
0 b.
c.
0 t
V
t V
0 d.
t a
0 b.
t V
0 d. a.
0 t a
c.
0 t
V
17. Lubricant is –
i) Mobil ii) grize iii) oil Which one is correct?
a. i, ii b. i , iii c. ii , iii d. i ,ii and iii
18. For which friction fishes can move in water?
a. Rolling friction b. Fluid friction
c. Sliding friction d. Static friction
Answer the question no 19 according to the below information:
19. What will be the value of fluid friction?
a. 0.039N b. 0.4N c. 3.92N d. 98N
20. What is called the measurement of inertia of an object?
a. Mass b. Weight
c. Acceleration d. Speed 10g
60m Friction coefficient 0.4 Earth
