There are two incline planes AO and OB inclined at 45^(@) and60^(@) respectively with the horizontal as shown in the figure. When a man moves on the incline plane AO with speed 10 m/s. he oberves that the rain drops are falling45^(@) with the vertical. When the man moves on the inclined plane OB with speed 20 m/s. he observes that the raindrops are falling vertically downward. Then actual speed of rain is

There are two incline planes AO and OB inclined at 45^(@) and60^(@) re

1.	There are two incline planes AO and OB inclined at 45^(@) and60^(@) respectively with the horizontal as shown in the figure. When a man moves on the incline plane AO with speed 10 m/s. he oberves that the rain drops are falling45^(@) with the vertical. When the man moves on the inclined plane OB with speed 20 m/s. he observes that the raindrops are falling vertically downward. Then actual speed of rain is
Answer» <html><body><p>`5sqrt(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>)m//s`<br/>`20 sqrt(2)m//s`<br/>`<a href="https://interviewquestions.tuteehub.com/tag/10-261113" style="font-weight:bold;" target="_blank" title="Click to know more about 10">10</a> sqrt(2)m//s`<br/>None of these</p>Answer :C</body></html>