Home
Class 11
PHYSICS
The speed of a motor increases from 1200...

The speed of a motor increases from 1200 rpm to 1800 rpm in 20 S. How many revolutions does it make in this period of time?

A

400

B

200

C

500

D

800

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • HORIZONTAL CIRCULAR MOTION

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-II (Tangential and Radial acceleration, Centripetal Force) (Straight Objective Type Questions))|9 Videos

  • HORIZONTAL CIRCULAR MOTION

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-III (Applications of Circular Motion) (Straight Objective Type Questions))|7 Videos

  • GRAVITATIONAL

    AAKASH SERIES|Exercise EXERCISE -3|154 Videos

  • KINEMATICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED)) (Integer Type Questions)|12 Videos

Similar Questions

Explore conceptually related problems

The speed of a motor decreases from 1200 rpm to 600 rpm in 20s. The total number of rotations it makes before coming to rest is

The angular speed of a motor wheel is increased from 1200 rpm to 3120 rpm in 16 seconds. (i) What is its angular acceleration, assuming the acceleration to be uniform? (ii) How many revolutions does the engine make during this time?