11 class physics MCQs with answers are here if you Want to test yourself on Class 11 Physics Mcqs? Try out these informative and challenging multiple choice questions that cover varying topics within the subject of physics Check your physics score today and Level up your skills on Class 11 Physics by taking this set of physics MCQs Answers you’ll learn about topics all necessary and important topics of 1st-year grade physics subject. this physics class 11 multiple choice questions will help you in various tests like MDCAT, NTS, PST, JST, and also helpful university entrance tests and job exams. check out more physics MCQs with Answers for your preparation.
11 Class Physics MCQs With Answers let’s get started
- The magnitude of angular momentum is.
A. rFsinθ
B. Fdcosθ
C. rpsinθ
D. Zero
Correct Answer: rpsinθ - For circular motion, the magnitude of angular momentum is.
A. RP
B. Unity
C. Zero
D. None of these
Correct Answer: RP - The direction of angular momentum is perpendicular to the plane of r and p can be determined by.
A. Left-hand rule
B. Right-hand rule
C. Pythagoras
D. Both a and b
Correct Answer: Right-hand rule - The S.I. unit of angular momentum is.
A. J/S
B. J.S
C. N.M
D. N.S
Correct Answer: J.S - If linear momentum is directed towards the axis of rotation the angular momentum is given by.
A. Unity
B. Zero
C. 4
D. -1
Correct Answer: Zero - The rate of change of angular momentum is equal to.
A. Force
B. Work
C. Torque
D. Impulse
Correct Answer: Torque - Physics quantities that play the same role in angular motion as mass does in linear motion is called.
A. Torque
B. Centre of gravity
C. Centre of mass
D. Moment of inertia
Correct Answer: Moment of inertia - The rate of change of linear momentum is equal to.
A. Force
B. Work
C. Torque
D. Impulse
Correct Answer: Force - The moment of momentum is called.
A. Couple
B. Torque
C. Impulse
D. Angular momentum
Correct Answer: Angular momentum - Which of the following is equivalent to the moment of inertia in Linear motion?
A. Mass
B. Angular momentum
C. Force
D. None of these
Correct Answer: Mass - The planetary system in the solar system describes.
A. Conservation of K.E
B. Conservation of Linear Momentum
C. Conservation of angular momentum
D. None of these
Correct Answer: Conservation of angular momentum - If a person standing on a rotating disc stretches his hands, the angular speed will be.
A. Increase
B. Decrease
C. Remains same
D. None of these
Correct Answer: Decrease - The angular momentum of a system of particles changes When.
A. Force acts on a body
B. Torque acts on a body
C. Direction of velocity changes
D. None of these
Correct Answer: Torque acts on a body - Angular momentum has changed from 2 units to 6 units in 5s, what is torque applied?
A. 0.8
B. 1.2
C. 1.8
D. 2
Correct Answer: 0.8 - The first condition of equilibrium is also called __ equilibrium.
A. Static
B. Dynamic
C. Rotational
D. Translational
Correct Answer: Translational - The second condition of equilibrium is also called __ equilibrium.
A. Angular
B. Dynamic
C. Rotational
D. Translational
Correct Answer: Rotational - A_______ produces purely a rotational motion.
A. Couple
B. Torque
C. Moment of inertia
D. None these
Correct Answer: Torque - If the rotational inertia of an isolated system decreases _ increases. A. Angular acceleration
B. Angular momentum
C. Angular velocity
D. Torque
Correct Answer: Angular momentum - If a body remains in equilibrium on being slightly disturbed then it is called______ equilibrium.
A. Neutral
B. Unstable
C. Stable
D. None of these
Correct Answer: Stable - The unit of momentum is.
A. N.M
C. N.S
C. J.S
D. J/S
Correct Answer: N.S