MCQ Acceleration, Class 11 Physics

1. There will be total 10 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. A boy throws up a ball in a stationary lift and the ball returns to his hands in 10 s. Now if the lift starts moving up at a speed of 5 m/s. The time taken for a ball thrown straight up to return to his hands is:

more than 10 s

less than 10 s

insufficient information given

equal to 10 s

Question 1 of 10

2. The displacement of a particle along x-axis is given by x = 4 + 6t + 5t². Its acceleration at t = 2s

2 m/s²

10 m/s²

1000 m/s²

100 m/s²

Question 2 of 10

3. On acceleration-time graph, a horizontal line indicates:

zero displacement

Zero acceleration

constant velocity

Constant acceleration

Question 3 of 10

4. The position x of a particle varies with time (t) as
x = 3t² – 2t³ The acceleration of the particle will be zero at time

1

3 / 2

0

1 / 2

Question 4 of 10

5. What does this graph indicate about the motion of an object?

object is moving in negative direction with positive acceleration

object is moving in negative direction with negative acceleration

object is moving in positive direction with negative acceleration

object is moving in positive direction with positive acceleration

Question 5 of 10

6. The dimensions of (change in velocity / time) is

[LT^-2]

[LT^-1]

[L/T^-1]

[L/T^-2]

Question 6 of 10

7. The dimensions of instantaneous acceleration is:

A

B

C

D

Question 7 of 10

8. What does this graph indicate about the motion of an object?

object is moving in positive direction with positive acceleration

object is moving in negative direction with negative acceleration

object is moving in positive direction with negative acceleration

An object is moving in positive direction till time t1, and then turns back with the same

Question 8 of 10

9. On acceleration-time graph the area under the curve equals the:

Meaningless

Change in velocity

Displacement

Change in acceleration

Question 9 of 10

10. If the signs of the velocity and acceleration of a particle are the same, the speed of the particle ______________.

Remains same

Increases

Decreases

Cannot conclude anything

Question 10 of 10

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