The wind is blowing in south with velocity of 4 km/h and abserver is travelling with velocity of `4sqrt(3)` km/h in east. Find out the velocity of wind appeared to observer.

An observer is travelling in west with velocity of 5 km/h and observes that wind is blowing in north with the velocity of 5sqrt(3) km/h. Find out the actual velocity of wind.

An observer is travelling in west with velocity of 5 km/h and observes that wind is blowing in north with the velocity of 5sqrt(3) km/h. Find out the actual velocity of wind.

An observer is travelling in west with velocity of 5 km/h and observes that wind is blowing in north with the velocity of 5sqrt(3) km/h. Find out the actual velocity of wind.

An observer is travelling in east with a velocity of 2 m/s and observes that wind is blowing in north with a velocity of 2m/s. If observer doubles his velocity then find out the velocity of wind appears to observer ?

An observer is travelling in east with a velocity of 2 m/s and observes that wind is blowing in north with a velocity of 2m/s. If observer doubles his velocity then find out the velocity of wind appears to observer ?

An observer is travelling in east with a velocity of 2 m/s and observes that wind is blowing in north with a velocity of 2m/s. If observer doubles his velocity then find out the velocity of wind appears to observer ?

A bird is flying towards south with a velocity 40km/h and a train is moving with a velocity 40 km/h towards east. What is the velocity of the bird w.r.t. an obserber in the train ?

A man is walking due west with a velocity 3 km//h and rain appears to be falling vertically with a velocity 4km//h . Find the velocity of rain with respect to the ground.

A train is moving with a velocity 40 km h^(-1) due East and a car is moving with a velocity 60 km h^(-10 due North, What is the velocity of train as appears to a passenger in the car ?