MCQ Questions for Class 11 Physics Chapter 4 Motion in a Plane with Answers

Motion in a Plane Class 11 Physics MCQs Questions with Answers

Check the below NCERT MCQ Questions for Class 11 Physics Chapter 4 Motion in a Plane with Answers Pdf free download. MCQ Questions for Class 11 Physics with Answers were prepared based on the latest exam pattern. We have Provided Motion in a Plane Class 11 Physics MCQs Questions with Answers to help students understand the concept very well.

Class 11 Physics Chapter 4 Quiz

Class 11 Physics Chapter 4 MCQ Online Test

You can refer to NCERT Solutions for Class 11 Physics Chapter 4 Motion in a Plane to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Motion in a Plane Class 11 Physics MCQ online test

Q1.	A body of mass 500 gram is rotating in a vertical circle of radius 1 m. What is the difference in its kinetic energies at the top and the bottom of the circle?
	A.4.9 J
	B.19.8 J
	C.2.8 J
	D.9.8 J

Ans: 9.8 J

Q2.	A particle has a displacement of 2 units along the x -axis, 1 unit along the y – axis and 2 units along the z – axis. Then the resultant displacement of the particle is
	A.3 units
	B.5 units
	C.4 units
	D.1 units

Ans: 3 units

Q3.	A car is moving on a circular path and takes a turn. If R1 and R² are the reactions on the inner and outer wheels respectively, then
	A.R1 = >R²
	B.R1 = R²
	C.R1 < R²
	D.R1 > R²

Ans: R1 < R²

Q4.	The angle between centripetal acceleration and tangential acceleration is?
	A.180°
	B.0°
	C.90°
	D.45°

Ans: 90°

Q5.	Large angle produces?
	A.high trajectory
	B.curve trajectory
	C.flat trajectory
	D.straight trajectory

Ans: high trajectory

Q6.	He dimensional formula for normal acceleration is
	A.LT-1
	B.L2T2
	C.L3T-2
	D.LT-2

Ans: LT-2

Q7.	A book is pushed with an initial horizontal velocity of 5.0 meters per second off the top of a desk. What is the initial vertical velocity of the book?
	A.10. m/s
	B.0 m/s
	C.50 m/s
	D.2.5 m/s

Ans: 0 m/s

Q8.	One radian is defined to be the angle subtended where the arc length S is exactly equal to the?
	A.radius of the circle.
	B.diameter of the circle.
	C.circumference of the circle.
	D.half of radius of the circle.

Ans: radius of the circle.

Q9.	A body travels along the circumference of a circle of radius 2 m with a linear velocity of 6 m/s. Then its angular velocity is
	A.6 rad /s
	B.3 rad /s
	C.2 rad / s
	D.4 rad / s

Ans: 3 rad /s

Q10.	One° (1°) is equal to?
	A.0.1745 rad
	B.0.01745 rad
	C.0.001745 rad
	D.7.1745 rad

Ans: 0.01745 rad

Q11.	A body makes a displacement of 4 m due East from a point O and then makes displacement of 3 m due North. Its resultant displacement from O
	A.7 m
	B.1 m
	C.5 m
	D.1 . 2 m

Ans: 5 m

Q12.	A body is allowed to slide on a frictional less track from rest under-gravity. The track ends in a circular loop of diameter D. What should be the minimum height of the body in terms of D, so that it may successfully complete the loop?
	A.D
	B.4/5 D
	C.5/4 D
	D.2D

Ans: 5/4 D

Q13.	One radian is equal to?
	A.57.7°
	B.53.7°
	C.59.3°
	D.57.3°

Ans: 57.3°

Q14.	A small body attached at the end of an inextensible string completes a vertical circle, then its
	A.angular momentum remains constant
	B.linear momentum remains constant
	C.angular velocity remains constant
	D.total mechanical energy remains constant

Ans: total mechanical energy remains constant

Q15.	A body gose round the circumference of a circle of radius 2 m with an angular velocity of 2 rad/s. Its centripetal acceleration is
	A.3 m/s²
	B.1 . 5 m/s²
	C.6 m/s²
	D.12 m/s²

Ans: 12 m/s²

Q16.	A book is pushed with an initial horizontal velocity of 5.0 meters per second off the top of a desk. What is the initial vertical velocity of the book?
	A.10. m/s
	B.0 m/s
	C.50 m/s
	D.2.5 m/s

Ans: 0 m/s

Q17.	Which is a constant for a freely falling object?
	A.displacement
	B.velocity
	C.acceleration
	D.speed

Ans: acceleration

Q18.	The tangential component and centripetal component of acceleration are?
	A.Similar to each other
	B.Parallel to each other.
	C.Equal to each other.
	D.Perpendicular to each other.

Ans: Perpendicular to each other.

Q19.	A body travels along the circumference of a circle of radius 2 m with a linear velocity of 4 m/s. Its centripetal acceleration is
	A.8 m/s²
	B.16 m/s²
	C.10 m/s²
	D.4 m/s²

Ans: 8 m/s²

Q20.	A particle is acted upon by a force of constant magnitude which is always perpendicular to the velocity of the particle. The motion takes place in a plane. It follows that
	A.its acceleration is constant
	B.its motion is circular
	C.its velocity is constant
	D.its motion is linear