Question

rain drops are falling vertically with a velocity of 20m/s. for a moving person raindrops are appear to be coming with a velocity of 30m/s.the velocity of moving Person is

a) 10m/s
b) 10√5m/s
c) 10√3m/s
d) none of these​

Answer 1

Answer:

b) 10√5 m/sec.

Explanation:

30^2 = 20^2 + X^2

X^2 = 500

X = √500

X = 10√5 m/sec.