MCQs – Motion in a Plane – Chapter -4

MCQs -Motion in a Plane – Physics Chapter -4 for CLASS 11

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MCQs on Motion in a plane with solution

A. Choose the correct statement

1. There is no difference. Scaler is the same as Vector
2. Scalar has direction but vector does not
3. Vector has direction but scaler does not
4. Both Scalar and Vector have direction

Answer – 3

B. Vector can represent

1. Velocity, Acceleration, and Force
2. Velocity, Acceleration
3. Velocity
4. Velocity, Force

Answer 1 

C. The head-to-tail method of vector addition is also known as:

1. Square method
2. Subtraction method
3. Triangle Method
4. Double head method

Answer 3

D. Method or Methods  of vector addition are:

1. Triangle method and Parallelogram method
2. Parallelogram Method
3. Triangle Method
4. Hexagon Method

Answer 1 

E. Unit Vector has

1. One dimension and one unit
2. One dimension
3. One Unit
4. No dimension and  no unit

Answer 4

F Unit Vector 

1. Has no direction
2. Is used to specify the direction
3. Is not a vector
4. Has No dimension and  no unit

Answer 2

G. Unit Vectors 

1. Are Parallel to each other
2. Are  not a vector
3. Are Perpendicular to each other
4. Has No dimension and  no unit

H. Vectors 

1. Can not be added
2. Can not be subtracted
3. Can be added by graphical and analytical method
4. Are only parallel to each other

Answer 3

I. Vectors

1. Obey commutative and associative laws
2. Do not obey commutative and associative laws
3. Can not be added
4. Can not be subtracted

Answer 1

J. The direction of the velocity of an object is 

1. Parallel to the position at that time 
2. Opposite to the position of motion
3. Tangential to the track at that point and is in direction of movement
4. Parallel to the position at that time  and Opposite to the position of motion

Answer 3

The elevations which are up or down of 45 degrees by same amounts, the range traveled by a projectile is 

1. Equal
2. Unequal
3. Sometimes equal sometimes unequal
4. Need more information to answer this question

Answer 1

O. What is the angel for which projectile gives maximum distance traveled 

1. 30
2. 90
3. 45
4. 180

Answer 3

P. A body moving in uniform circular motion has 

1. Constant speed and constant velocity
2. Changing speed and changing velocity
3. Changing Speed and constant velocity
4. Constant speed and changing velocity 

Answer 4

Q. The distance traveled by the projectile is 

1. Directly proportional to the speed and inversely to the gravitational acceleration
2. Directly proportional to gravitational acceleration and inversely proportional to the speed
3. Directly proportional to the speed and inversely to the square of  gravitational acceleration
4. Directly proportional to the square of the speed and inversely to the gravitational acceleration

Answer 4

R A cricket ball and football falling 5 KM above earth’s surface would experience ______ gravitational acceleration

Note – air pressure is negligible.

1. Same
2. More on football and less on the cricket ball
3. More on Cricket ball and less on football
4. Unequal

Answer 1

S. Motion in two dimension can be taken as ________________ different concurrent one-dimensional motions with unchanging acceleration along two directions at __________ angle to each other 

1. Two, 90 degrees 

2. Four, 180 degrees

3 three, 90 degrees

4 two, 180 degrees

Answer 1