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The minimum number of forces of equal ma...

The minimum number of forces of equal magnitude in a plane that can keep a particle in equilibrium is

A

4

B

2

C

3

D

5

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The minimum number of vectors of equal magnitude needed to produce zero resultant is

    A
    2
    B
    3
    C
    4
    D
    more than 4

  • Can a couple pair of forces keep the body in equilibrium?

    A
    Yes
    B
    No
    C
    data is not given
    D
    None of the above

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    A uniform solid sphere of mass 1 kg and radius 10 cm is kept stationary on a rough inclined plane by fixing a highly dense particle at B . Incination of plane is 37^@ with horizontal and AB is the diameter of the sphere which is parallel to the plane, as show in figure. Calculate a. mass of the particle fixed at B b. minimum required coefficient of friction between sphere and plane to keep sphere in equilibrium.

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