Motion and Time...

A simple pendulum takes 40 s to complete 20 oscillations. What is its time period?

Study the given distance-time graph of a toy car and choose the incorrect statement(s) from the given alternatives.

The graph shown below represents the relationship between distance and time for an object in motion. During which interval is the speed of the object uniform?

A slow moving object covers

The distance between two stations is 300 km. A train takes 5 hours to cover this distance. What is the speed of the train?

A simple pendulum takes 30 s to complete 20 oscillations. What is its time period?

The value 126 km/hr is the same as

A 100 m long train crosses a 10 m long bridge at a speed of 70 km/hr. How much time will it take to cross the bridge completely?

Which of the following options is true for the descending order of units of distance? 
(a)        Metre
(b)        Centimetre
(c)        Kilometre

The figure above shows the distance-time graph for the motion of two vehicles X and Y. Which of the following options is true according to the situation?

For the given distance-time graph, which of the following statements is true?

The speed of a moving car can be measured by a/an

What is the basic unit of time?

A man walking at th of his usual speed reaches his office 15 minutes late. What is the usual time taken by him to reach the office?

The length of the string of a pendulum is 100 cm and the pendulum takes 42 s to complete 20 oscillations. What will be its time period?