Motion and Time...

Which of the following distance-time graphs shows a truck moving with speed which is not constant ?

In the given distance-time graph, what is the time corresponding to $$3 \ km$$ ?

Which of the following is used for measuring time ?

A scooterist covers a distance of 3 km in 5 minutes. He travels with a speed of

Which of the following is not a unit of speed? 

Match the columns and select the correct option from the codes given below. 

The earliest clocks made by Egyptians in year 800 BC for measuring time was :

$$I$$. A train runs from New Delhi to Hyderabad. It covers first distance of 240 km in 7 hrs. and nest distance of 360 km in 6 hrs.
$$II$$. Gopi takes part in a car race. He drive a distance of 70 km each in the first, second and third hours.
Which of the following statements is true.

$$150\ m$$ long train takes $$10\ s$$ to pass a man who is going in the same direction at the speed of $$2\ kmph$$. What is the speed of the train?

Speedometer of a car measures