Speed, Distance and Time

The distance travelled by a moving body in a unit of time is called its .......

• Distance

• Displacement

• Velocity

• Speed

An aeroplane flies 1288 km in 1 hour 55 minutes. Find its speed.

• 672 m/s

• 672 km/hr

• 762 m/s

• 762 km/hr

A speed of 81 km/hr expressed in metres/ sec is ......

• 22.5

• 32.5

• 52.5

• 24.5

Which is greater - a speed of 50 m/s or 50 km/hr?

• 50 m/s

• 50 km/hr

Which of the following is correct?

• Distance = Speed × Time

• Time = Distance × Speed

• Time = Speed/Distance

• Speed = Distance × Time

To convert a speed of m/s into km/hr, we multiply it by .....

• 5/18

• 22/5

• 22/7

• 18/5

A train 140 m long is running at 60 km per hr. In how much time will it pass a tunnel 260 m long?

• 24 minutes

• 24 hours

• 24 seconds

• 24 days

If a moving body covers equal distances in equal intervals of time, its speed is said to be .......

• Variable

• Uniform

• Same

• Different

Speed in km/hr = Distance in km/ Time in seconds

• True

• False

If a moving body covers unequal distances in equal intervals of time, its speed is said to be variable.

• True

• False