Advertisements
Advertisements
Question
A uniform metre rule of weight 10gf is pivoted at its 0 mark.
What moment of force depresses the rule?
Advertisements
Solution
Anticlockwise moment = 10 gf x 50 cm = 500 gf cm
RELATED QUESTIONS
How does the magnitude of this non-contact force on the two bodies depend on the distance of separation between them?
Name the factors affecting the turning effect of a body
How does the effect of force differ when it is applied on a rigid body?
State the effect of force F in of the following diagram.

A potter turns his wheel by applying a force through the stick near the rim of wheel.
Sleepers are used below the rails.
A spanner of length 10 cm is used to open a nut by applying a minimum force of 5.0 N. Calculate the moment of force required.
It is easier to turn the steering wheel of a large diameter than that of a small diameter. Given reason.
A nut is opened by a wrench of length 10 cm. if the least force required is 5.0 N. find the moment of force needed to turn the nut.
The figure shows two forces each of magnitude 10 N acting at the point A and B at a separation of 50 cm, in opposite directions. Calculate the resultant moment of two forces about the point.
- A,
- B and
- O situated exactly at the middle of the two forces.

