Question
Question: The velocity of raindrop having radios 1 mm is 20 cm s<sup>-1</sup>. The velocity of raindrops of si...
The velocity of raindrop having radios 1 mm is 20 cm s-1. The velocity of raindrops of size 3 mm is
A
60 cm s-1
B
120 cm s-1
C
180 cm s-1
D
20 cm s-1
Answer
180 cm s-1
Explanation
Solution
v ∝ r2