Advertisements
Advertisements
Question
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How far does it travel in 1 second ?
Advertisements
Solution
We have to calculate the distance travelled in 1s.
Distance = (Speed) (Time)
Distance travelled in one second :
=(30) (1) m
= 30 m
APPEARS IN
RELATED QUESTIONS
What does the odometer of an automobile measure?
Name the physical quantity obtained by dividing ‘Distance travelled’ by ‘Time taken’ to travel that distance.
What do the following measure in a car ?
(a) Speedometer (b) Odometer
Convert a speed of 54 km/h into m/s.
The tip of seconds’ hand of a dock takes 60 seconds to move once on the circular dial of the clock. If the radius of the dial of the clock be 10.5 cm, calculate the speed of the tip of the seconds’ hand of the clock. `("Given" π= 22/7)`.
The diagram below shows the pattern of the oil on the road at a constant rate from a moving car. What information do you get from it about the motion of the car.

A car moving on a straight path covers a distance of 1 km due east in 100 s. What is the speed of the car?
A speeding car changes its velocity from 108 kmh−1 to 36 kmh−1 in 4 s. Calculate its deceleration in
- ms−2
- kmh−2.
Define speed of a body.
Derive th e equation of motion.
S = ut+ `1/2` at2,
Where the symbols have their usual meanings
