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School Physics Quiz : Stability & Moments


Answer the following questions based on stability & moments.

Formats Info Page Quiz Review
Multiple choice

Your Performance  

1.

Three forces in equilibrium acting at a point can be represented in magnitude and direction by the sides of a triangle taken in order.

  True

  False

 

2.

A sphere that is at rest on a table is in _______ equilibrium.

  stable

  neutral

  unstable

  Half-n-half Clue
 

3.

The SI unit of moment is

  N/m2

  N m

  N/m

  Half-n-half Clue
 

4.

If a walking stick with a mass of 300 g can be balanced by placing a mass M of 180 g at a distance L of 40 cm from the fulcrum, then the center of gravity of the stick is _______ cm away from the fulcrum.

  120

  60

  24

  6

  Half-n-half Clue
 

5.

A chalkstick that is balanced upright on a table is in _______ equilibrium.

  unstable

  neutral

  stable

  Half-n-half Clue
 

6.

Two equal and opposite forces acting at a point are in equilibrium.

  True

  False

 

7.

The moment of a force is inversely proportional to the turning effect of the force.

  True

  False

 


 
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