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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.

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 20 cm from the fulcrum, then the center of gravity of the stick is _______ cm away from the fulcrum.

  12

  60

  6

  60

  Half-n-half Clue
 

2.

funnel equilibrium A funnel lying horizontally on its side at rest on a table is in _______ equilibrium.

  stable

  unstable

  neutral

  Half-n-half Clue
 

3.

The resultant of two forces acting at a point can be determined by using the 'Parallelogram of Forces'.

  True

  False

 

4.

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

  stable

  neutral

  unstable

  Half-n-half Clue
 

5.

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

 

6.

Two forces acting at right angles, which have the same effect as a single force, are called _______.

  constituents

  components

  resultants

  Half-n-half Clue
 

7.

The center of gravity of a body is the point about which all the clockwise moments equal all the anticlockwise moments.

  True

  False

 


 
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