Class 9 Courses

Chapter 1: Class 9 Physics Exam Tests

Class 9 Physics MCQs - Chapter 1

Dynamics Multiple Choice Questions (MCQs) PDF Download - 5

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The Multiple Choice Question (MCQ Quiz): If bullet of mass 20 g is fired from a gun of 5 kg with a velocity of 100 ms-1 then recoil of gun is; "Dynamics" App Download (Free) with answers: -0.4 ms-1; 0.4 ms-1; 1 ms-1; 2 ms-1; to study online high school courses. Solve Newtons Laws of Motion MCQ Questions, download Google eBook (Free Sample) for free online courses.

Dynamics Questions & Answers PDF Download: MCQ Quiz 5

MCQ 21:

If the bullet of mass 20 g is fired from a gun of 5 kg with a velocity of 100 ms-1 then recoil of the gun is

  1. 0.4 ms-1
  2. -0.4 ms-1
  3. 1 ms-1
  4. 2 ms-1
MCQ 22:

Two masses 7.5 kg and 6.7 kg are attached to the ends of an inextensible string passes over a frictionless pulley. Its tension when both masses are moving vertically will be equal to

  1. 50 N
  2. 70.7 N
  3. 65.6 N
  4. 45 N
MCQ 23:

The branch of mechanics that deals with the study of the motion of an object and the cause of its motion are called

  1. kinematics
  2. dynamics
  3. trinamics
  4. friction
MCQ 24:

The property due to which a body resists the change in its state is called

  1. inertia
  2. friction
  3. force
  4. velocity
MCQ 25:

Mass does not change with the change of place so it is a

  1. vector quantity
  2. scalar quantity
  3. fixed quantity
  4. variable quantity

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SAT Physics App (iOS & Android)