Home
Class 14
MATHS
A car accelerates uniformly from 18kmh^(...

A car accelerates uniformly from `18kmh^(-1) " to " 72 kmh^(-1)` in 10s. Calculate the acceleration of the car.

A

`1ms^(-2)`

B

`4ms^(-2)`

C

`4ms^2`

D

`1ms^2`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

A car accelerates uniformly from 18 kmh^(- 1) to 72 (kmh^- 1) in 5 s. The acceleration of the car is:

A car accelerates uniformly from 18 km//h to 36 km//h in 5 second. Calculate (i) the acceleration and (ii) the distance covered by the car in that time .

A car of mass 1000kg accelerates uniformly from rest to a velocity of 54km//h in 5 seconds. Calculate (i) its acceleration (ii) its gain in KE (iii) average power of the engine during this period.

A car acquires a velocity of 72 km h^(-1) in 10 s starting from rest. Calculate (i) the acceleration (ii) the average velocity

The velocity of a car changes from -5 m s^(-1) to -7 m s^(-1) in 2 s. What is the acceleration of the car? What does the negative sign suggest?

A bus accelerates uniformly from rest and acquires a speed of 36kmph in 10s. The acceleration is

A car starts from rest and accelerates uniformly to a speed of 180 kmh^(-1) in 10 s. The distance covered by the car in the time interval is

A car travels from A to B at 20 kmh^(-1) and form B to A at 40 kmh^(-1) . Calculate the average speed and average velocity of the car.