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School Physics Quiz : Stability & Moments


Answer the following questions based on stability & moments.

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Multiple choice

Your Performance  

1.

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

  unstable

  neutral

  stable

  Half-n-half Clue
 

2.

The center of gravity of a thin rectangular metal plate is at the

  one of the vertices.

  midpoint of the shorter side.

  midpoint of the longer side.

  intersection of its diagonals.

  Half-n-half Clue
 

3.

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

  True

  False

 

4.

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

  True

  False

 

5.

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

  resultants

  components

  constituents

  Half-n-half Clue
 

6.

The _______ of a force is the product of the force and the shortest distance from a point to the line of action of the force.

  stability

  moment

  momentum

  Half-n-half Clue
 

7.

funnel equilibrium A funnel that is balanced upright on a table on its narrow tip is in _______ equilibrium.

  unstable

  stable

  neutral

  Half-n-half Clue
 


 
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