Home
Class 12
PHYSICS
A block of mass m resting on a wedge of ...

A block of mass m resting on a wedge of angle `theta` as shown in the figure. The wedge is given an acceleration a. What is the minimum value of a so that the mass m falls freely ?

A

g

B

`gcostheta`

C

`gcottheta`

D

`g tan theta`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 1 SECTION-D :- Spring force and spring cutting problems|7 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 1 SECTION-E:- Static friction, Kinetic friction|13 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 1 SECTION-B :- Pulley Block System|12 Videos

  • MODERN PHYSICS -1

    MOTION|Exercise EXERCISE-4 ( LEVEL- II)|39 Videos

  • NLM & FRICTION

    MOTION|Exercise EXERCISE-4 ( LEVEL-II)|15 Videos