Speed and velocity

Front

A body travels a distance of 168 metres in a straight line in 21 secs. What velocity is the body travelling?

Back

8 m/s

Front

A train covers a distance of 150 kilometres in 5/2 hours. Determine the average velocity.

Back

60 km/h

Front

A car moving with a velocity of 50 km/hr is brought to rest in 45 secs. Find out the retardation.

Back

Front

The unit of speed in CGS system is ......

Back

cm / sec

Front

The unit of acceleration in SI system is ....

Back

Front

The unit of displacement in SI system is ...

Back

m

Front

Convert 72 km/h into m/sec.

Back

20

Front

15 m/sec = ......... km / h

Back

54

Front

The value of acceleration due to gravity in SI system is...

Back

Front

Velocity =

Back