Advertisements
Advertisements
प्रश्न
A spaceship travels 36,000 km in one hour. Express its speed in km/s.
Advertisements
उत्तर
Speed of spaceship = 36,000 km/h
= `(36000 km)/(60 xx 60s)`
= 10 km/s
APPEARS IN
संबंधित प्रश्न
What do you understand by the average speed of a body?
The relation S= v x t can easily be used to find the tota l distance covered by a body moving with non -uni form speed. (Yes/ no)
In figure the position of a body times is shown . Calculate the speed of the body as it moves from 0 to A, A to B, B to C and i ts average speed .
Suppose a boy is enjoying a ride on a merry go round which is moving with a constant speed of 10 m/s. It implies that the boy is
Usain Bolt crossed 100 meters in ______ seconds and made a world record.
The SI unit of speed is a kilometer.
Speed is always positive or zero but never be ______.
A car increases its speed from 20 km/h to 50km/h in 10 seconds. Its acceleration is ______.
Define speed Mention its formula and unit.
Distinguish between Speed and velocity.
