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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.

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

  one of the vertices.

  midpoint of the longer side.

  midpoint of the shorter side.

  intersection of its diagonals.

  Half-n-half Clue
 

2.

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

  True

  False

 

3.

Consider a thin rectangular plastic sheet. If a small piece of the plastic breaks off at one of the vertices, then the center of gravity of the remaining plastic (with respect to the original center of gravity)

  will not move.

  cannot be determined.

  will move towards the broken vertex.

  will move away from the broken vertex.

  Half-n-half Clue
 

4.

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

  stable

  neutral

  unstable

  Half-n-half Clue
 

5.

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

  stable

  neutral

  unstable

  Half-n-half Clue
 

6.

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

  constituents

  resultants

  components

  Half-n-half Clue
 

7.

A pendulum at rest is in _______ equilibrium.

  neutral

  unstable

  stable

  Half-n-half Clue
 


 
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