Question

An umbrella is fixed vertically on a topless car that is moving on a road on a rainy day. Due to wind blow rain is falling in a direction making an angle 45 degrees with the vertical with a velocity of βm/s the velocity of the car in order that man sitting under the umbrella is protected from rain is'

Answer 1

Explanation:

An umbrella is fixed vertically on a topless car that is moving on a road on a rainy day. Due to wind blow rain is falling in a direction making an angle 45 degrees with the vertical with a velocity of βm/s the velocity of the car in order that man sitting under the umbrella is protected from rain is'