If the aeroplane's velocity is 20 m/s, the distance from the initial to the final point is 1200 m. Find the time taken by the aircraft to reach the destination

 

 

If the velocity of the aeroplane is 20 m /s, the distance from the initial to the final point is 2300 m. Find the time taken by the aircraft to reach the destination.

 

1 hr 55 mins equals 115 minutes

The unit of time in CGS system and SI system  is

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If a car is moving to 400 m/s North , and 300 m/s East. What is the relative velocity?

 

If the river's width is 10 m  and the angle of the drift is 60 degrees, the velocity of the person on the boat concerning the river is 4 m/s. Find the time taken by to cross the river.

 

If the river's width is 4 m and the angle of the drift is 30 degrees, the velocity of the person on the boat concerning the river is 3 m/s. Find the time taken to cross the river.

 

Let us consider two cars, A and B, are moving with constant acceleration 4 m/s² and constant velocity 6 m/s with t = 0 s, both cars are 20 m apart, car A is behind car B, find the time when car A overtakes car B.

Let us consider two cars, A and B, are moving with a constant acceleration of 2 m/ s² and a constant velocity of 3 m/s with t=0 s. Bo the cars are 12 m apart, car A is behind car B. Find the time when car A overtakes car B.

 

If a body moved to a displacement of 4 m in 2 s. Find  the velocity of the body.

An observer is watching a car moving with constant velocity. He assumes the person is at rest.

If a dog swims across the river with 3 m/s and the river's speed is 4 m/s. Find the velocity of the dog.

If a boat moves on the river with the speed of 50 km/h and also moves in other directions relatively with a speed of 30 km/h. What is the speed of the boat?