Home
Class 11
PHYSICS
A pendulum of mass m hangs from a suppor...

A pendulum of mass m hangs from a support fixed to a trolley. The direction of the string (i.e., angle `theta` when the trolley rolls up a plane of inclination `alpha` with acceleration 'a' is 

A

Zero

B

`tan^(-1) alpha `

C

`tan^(-1)""(a+ g sin alpha)/(g cos alpha)`

D

`tan^(-1) ""a/g`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NEWTONS LAWS OF MOTION

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE - IV) ( More than one correct answer Type Questions)|1 Videos

  • NEWTONS LAWS OF MOTION

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE - V) (Straight Objective Type Questions)|6 Videos

  • NEWTONS LAWS OF MOTION

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE - III) ( Matrix Matching Type Questions)|2 Videos

  • MOTION IN A STRAIGHT LINE

    AAKASH SERIES|Exercise Questions for Descriptive Answers|7 Videos

  • OSCILLATION

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|12 Videos

Similar Questions

Explore conceptually related problems

A solid sphere of radius R makes a perfect rolling down on a plane which is inclined to the horizontal axis at an angle theta . If the radius of gyration is k, then its acceleration is

A uniform rope of mass m and length L is pulled by applying force at one of the ends. Along a frictionless inclined plane of inclination theta with horizontal such that it moves with acceleration a. the tension in the rope at a distance x from the free end is

A block of mass 15 kg is placed on a long trolley. The coefficient of static friction between the block and the trolley is 0.18. The trolley accelerates from rest with 0.5 m s^(-2) for 20 s and then moves with uniform velocity. Discuss the motion of the block as viewed by (a) a stationary observer on the ground, (b) an observer moving with the trolley.