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4th Chapter

9th class Physics Chapter 4 (English Medium)

Here you can prepare 9th Physics English Medium Chapter 4 (Turning Effect of Forces) Test. Click the button for 100% free full practice test..

Matric Part 1/9th Class Physics Chapter 4 MCQ Test With Answer for Chapter 4 Turning Effect of Forces

Matric Part 1/9th Class Physics Chapter 4 MCQ Test With Answer for Chapter 4 Turning Effect of Forces

Sr. # Questions Answers Choice
1 A couple consists of how many forces:
  • A. 1
  • B. 2
  • C. 3
  • D. 4
2 The number of forces that can be added by head to tail rule are
  • A. 2
  • B. 3
  • C. 4
  • D. Any Number
3 The formula of torque is:
  • A. L= F x E
  • B. E = F x t
  • C. t = F x L
  • D. E = F x L
4 A force of 10 N is making and angle of 30<sup>o</sup>with the horizontal. Its horizontal component will bw:
  • A. 4 N
  • B. 5 N
  • C. 7 N
  • D. 8.7 N
5 Resultant vector can be found by:
  • A. <span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ=tan<sup>-1</sup> Fy/ Fx</span>
  • B. <span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ=tan</span>[<span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">Fy/ Fx ]</span>
  • C. <span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ=tan</span><sup>-1</sup><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">[ Fy/ Fj ]</span>
  • D. None of these
6 To make a body more stable ________ should be lowered:
  • A. Axis of rotation
  • B. Center of gravity
  • C. Stabilty
  • D. None
7 A body is in equilibrium when its
  • A. Acceleration is uniform
  • B. Speed is uniform
  • C. Speed and acceleration are uniform
  • D. Acceleration is zero
8 To find x component of force 'F' we use formul:
  • A. F Sin 𝜽
  • B. F Cos 𝜽
  • C. F tan 𝜽
  • D. F/F1
9 Turning effect of a force is called:
  • A. Torque
  • B. Moment
  • C. Couple
  • D. Torque and momentum
10 Anticlockwise torque is taken:
  • A. Negative
  • B. Neutral
  • C. Positive
  • D. Nil

Top Scorers of 9th Class Physics Chapter 4 Turning Effect of Forces English Medium KPK Boards Online Mcqs

Y

Yaseen Khan

Lahore16 - Jul - 2023

12/12
31 Sec
N

No No

Lahore15 - Aug - 2023

11/12
04 Mins 01 Sec
H

Hello Pro

Lahore27 - Jul - 2023

10/12
02 Mins 30 Sec
M

Musa Khan

Lahore12 - Sep - 2023

9/12
49 Sec
M

Maheen Rehman

Lahore01 - Aug - 2023

9/12
01 Mins 48 Sec
M

Mr Beast

Lahore08 - Jul - 2023

9/12
02 Mins 48 Sec
N

Nuna Haleem

Lahore01 - Sep - 2023

9/12
03 Mins 23 Sec
N

Nuna Haleem

Lahore01 - Sep - 2023

9/12
03 Mins 23 Sec
N

Nuna Haleem

Lahore01 - Sep - 2023

9/12
03 Mins 23 Sec
A

Ali Hassan

Lahore26 - Aug - 2023

9/12
04 Mins 39 Sec
M

Muhammad Anwar

Lahore17 - Aug - 2023

9/12
04 Mins 48 Sec
M

Mah Noor

Lahore26 - Jul - 2023

8/12
02 Mins 13 Sec
A

Anis Gp

Lahore10 - Jul - 2023

8/12
03 Mins 19 Sec
N

Nuna Haleem

Lahore01 - Sep - 2023

8/12
03 Mins 23 Sec
N

Nuna Haleem

Lahore01 - Sep - 2023

8/12
03 Mins 23 Sec

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