Advertisements
Advertisements
प्रश्न
Express the following in m s−1.
1 km h−1
Advertisements
उत्तर
1 km h−1 = `(1 km)/(1 h) = (1 xx 1000 m)/(60 xx 60 s)`
`=> 1 km h^-1 = (1 xx 10 m)/(6 xx 6 s)`
∴ 1 km h−1 = `(10 m)/(36s)`
∴ 1 km h−1 = `(0.278 xx m)/s`
∴ 1 km h−1 = 0.278 ms−1
APPEARS IN
संबंधित प्रश्न
What is the Differnece between speed and velocity ?
A motorcyclist drives from place A to B with a uniform speed of 30 km h-1 and returns from place B to A with a uniform speed of 20 km h-1. Find his average speed.
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How far does it travel in 1 second ?
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How long does it take to travel 240 m ?
The speed of a moving object is determined to be 0.06 m/s. This speed is equal to :
When is a body said to be in motion?
What is the relation between distance and time when the body is moving with variable velocity?
Draw a diagram to show the motion of a body whose speed remains constant, but velocity changes continuously.
Write down the type of motion of a body along with the A – O – B of the following distance – time graph.
A motorcyclist drives from A to B with a uniform speed of 30 km h–1 and returns back with a speed of 20 km h–1. Find its average speed.
