Relative Velocity NEET Questions

Physics - Kinematics

Relative Velocity MCQ Questions


1.
The relative velocity of two objects A and B is defined as?
A.
Velocity of A minus velocity of B
B.
Velocity of A plus velocity of B
C.
Velocity of B minus velocity of A
D.
None of the above
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ANSWER :
A. Velocity of A minus velocity of B
2.
If two objects move in the same direction with velocities 5 m/s and 3 m/s, then their relative velocity is?
A.
8 m/s
B.
2 m/s
C.
3 m/s
D.
5 m/s
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ANSWER :
B. 2 m/s
3.
The relative velocity of two objects moving towards each other is?
A.
Sum of their velocities
B.
Difference of their velocities
C.
Product of their velocities
D.
Zero
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ANSWER :
A. Sum of their velocities
4.
A man can swim with a speed of 4 km/h in still water. He wants to cross a river of width 1 km flowing at 3 km/h. If he crosses the river in the shortest possible time, how far downstream will he land?

NEET - 2020

A.
0.75 km
B.
0.6 km
C.
0.5 km
D.
0.25 km
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ANSWER :
B. 0.6 km
5.
A person is walking with a speed of 5 m/s in the north direction. A car is moving in the east direction with a speed of 10 m/s. The relative velocity of the car with respect to the person is?
A.
5 m/s
B.
10 m/s
C.
15 m/s
D.
√(10² + 5²) m/s
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ANSWER :
D. √(10² + 5²) m/s
6.
An airplane is moving with a velocity of 500 km/h due north with respect to the air. If a wind starts blowing with a velocity of 120 km/h towards the east, the resultant velocity of the airplane will be:

NEET - 2019

A.
500 km/h
B.
520 km/h
C.
√(500² + 120²) km/h
D.
500 km/h east of north
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ANSWER :
C. √(500² + 120²) km/h