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WorksheetsTurning on a pivot
Total questions: 10
Worksheet time: 29mins
The terms below have similar meaning about the turning object caused by force, except ...
Moment
Turning effect
Fulcrum
Torque
The unit of turning effect of force is ...
N/m
N.m
N/m2
N.m2
Factors cause the change in moment, except ...
Perpendicular distance
Mass
Force
Density
Look at the figure.
What is the moment of force ?
30 N.m
75 N.m
150 N.m
300 N.m
Why is it easier to open the bottle cap with spoon than coin ?
Spoon has larger distance from pivot
Coin has larger distance from pivot
Spoon produces large force
Coin produces large force
Look at the figure.
What is the condition of system ?
System is balanced
System turns in clockwise
System turns in anti-clockwise
System turns in clockwise then anti-clockwise
Look at the figure.
What is the distance x ?
10 cm
20 cm
30 cm
40 cm
Look at the figure.
What is the mass M ?
6 kg
10 kg
12 kg
18 kg
Levers is one example of moment.
Which one is class two levers ?
Scissors
Crowbar
Fishing rod
Wheel barrow
Look at the figure.
Which point is a pivot ?
A
B
C
D
