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
Arrange the following speeds in the increasing order:
(i) A bicycle moving with a speed of 36 km/h.
(ii) A car moving with a speed of 2 km/min.
(iii) An athlete running with a speed of 7 m/s.
Does uniform speed mean constant speed?
A car travels from P to Q at a uniform speed of 20 ms-1 and immediately turns back and travels towards Q with a uniform speed of 30 ms-1. What is the average speed for the whole journey?
The correct relation among the following is
A vehicle covers a distance of 400km in 5 hours. Calculate its speed.
Length of scale : metre :: Speed of aeroplane : ______.
Asher says all objects having uniform speed need not have uniform velocity. Give reason.
Every object moves with a constant speed.
Usain Bolt crossed 100 meters in ______ seconds and made a world record.
Which of the quantities have the same SI unit?
