5 A man standing on a road has to hold his umbrella at 30

Last updated: 6/7/2023

5 A man standing on a road has to hold his umbrella at 30 with the vertical to keep the rain away He throws the umbrella and starts running at 10 kmh He finds that raindrops are hitting his head vertically What is the speed of rain with respect to ground a 10 3 kmh 1 b 20 kmh 10 kmh 1 d kmh 1 3 c 20 3