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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.

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

  unstable

  stable

  neutral

  Half-n-half Clue
 

2.

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

  True

  False

 

3.

A mass of 70 g is attached at one end of a rod, and a mass of 30 g is attached at the other end. If the length of the rod is  40 cm, then the fulcrum should be placed _______ cm away from the 70 g mass for the rod to balance.

  12

  28

  16

  24

  Half-n-half Clue
 

4.

An object with a high center of gravity is more stable than an object with a low center of gravity.

  True

  False

 

5.

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

  stable

  neutral

  unstable

  Half-n-half Clue
 

6.

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

  stable

  unstable

  neutral

  Half-n-half Clue
 

7.

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
 


 
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