A boat sails across a river with a velocity of 10 km/hr. If resultant boat velocity is 14 km/hr, then what is the velocity of river water?
The angular speed of the earth about its own axis is:
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Rain is falling vertically with the speed of 30 m/s. A man rides a bicycle with the speed of 10 m/s in east to west direction. What is the direction in which he should hold the umbrella?
The angular speed of a wheel of radius 0.50 m moving with the speed of 20 m/s is:
In 5 seconds a body covers a distance of 50 m and in 10 seconds it covers 80 m with uniform acceleration. What is the distance traveled in 15 seconds?
The angular speed of a flywheel making 210 revolutions per minute is:
A boat is moving with a velocity with respect to the ground. The water in the river is moving with a velocity with respect to the ground. What is the relative velocity of boat with respect to river?
The angular speed of the second hand of a watch is :
A monkey is running on the ground, next to a train, in the direction of the train. The speed of the monkey is 5km/h and the speed of the train is 100km/h. What is the velocity of the monkey with respect to the train?
The angular speed of a wheel of radius 0.50 m moving with the speed of 20 m/s is:
102 videos411 docs121 tests

102 videos411 docs121 tests
