Advertisements
Advertisements
Question
To obtain a given moment of force for turning a body, the force needed can be decreased by
Options
applying the force at the pivoted point
applying the force very close to the pivoted point
applying the force farthest from the pivoted point
none of the above
Advertisements
Solution
applying the force farthest from the pivoted point
APPEARS IN
RELATED QUESTIONS
The S.I. unit of force is kgf. (kilogram-force)
The steering wheel of a vehicle is of large diameter.
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.
State the condition when the change in the momentum of a body depends only on the change in its velocity.
The diagram shows two forces F1 = 5 N and F2 = 3N acting at point A and B of a rod pivoted at a point O, such that OA = 2m and OB = 4m

Calculate:
- Moment of force F1 about O
- Moment of force F2 about O
- Total moment of the two forces about O.
What is the work done when no net force is applied on the body?
(i) What do you understand by the term couple of forces?
(ii) Calculate the moment of a couple shown in fig.

Two similar vehicles are moving with the same velocity on the road, such that one of thus is loaded and the other one is empty which of the two vehicles will require larger force to stop?
