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NDA General Science Physics Questions Part 3
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© examsnet.com
Question : 8
Total: 91
A car starts from Bengaluru, goes 50 km in a straight line towards south, immediately turns around and returns to Bengaluru. The time taken for this round trip is 2 hours. The magnitude of the average velocity of the car for this round trip:
[NDA II 2019]
is 0.
is 50 km/hr.
is 25 km/hr.
cannot be calculated without knowing acceleration
Validate
Solution:
Velocity
=
displacement
Time
Given
time = 2 hours
Displacement = 50 km
Average velocity
=
Total displacement
Total Time
Average Velocity
=
50
–
50
=
0
© examsnet.com
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