Question

man moves on a cycle with a velocity of 40 kilometre per hour the rain appears to fall to him with a velocity of 3 kilometre per hour the actual velocity of rain is
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Answer 1

Answer:

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Answer 2

Answer:

Let the velocity of rain drops be represented by

v

R

=−4km/h

j

^

and the velocity of man be

v

M

=3km/h

i

^

Hence the velocity of rain drops with respect to man=

v

R

−

v

M

−4km/h

j

^

−3km/h

i

^

The magnitude of this relative velocity=

3

2

+4

2

km/h

=5km/h