Question

A man running with velocity 3 m/s finds that rain drops are hitting him vertically with a speed of 4 m/s. If man increases his speed to 6 m/s in the same direction, then at what angle with the vertical will he observe the rain falling? (a) 37° (c) 45° (6) 53° (d) 60°​

Answer 1

Explanation:

Relative velocity v=

v

x

2

+v

y

2

=

3

2

+3

2

=3

2

=4.24 m/s

θ=tan

−1

v

x

v

y

=tan

−1

3

3

=45

o