A car travelling at a uniform speed of 120km h-1 pas...
A car travelling at a uniform speed of 120km h-1 passes two stations in 4 minutes. Calculate the distance between the two stations.
8km
15km
22km
30km
60km
Correct answer is A
No explanation has been provided for this answer.
One newton × One meter equals? ...
Which of the following optical instruments does not depend on the use of plane mirrors? ...
Every house supplied with electricity is provided with a box of fuses so that ...
A perfect emitter or absorber of radiant energy is a ...
The range of wavelengths of the infrared waves in an electromagnetic spectrum is \(10^{-3}\) m ...
Young’s modulus of elasticity is the ratio of stress to strain, provided the load does not exc...
When the brakes in a car are applied, the frictional force force on the tyres is ...