Advertisements
Advertisements
प्रश्न
The S.I. unit of force is kgf. (kilogram-force)
पर्याय
True
False
Advertisements
उत्तर
False.
The S.I. unit of force is newton.
APPEARS IN
संबंधित प्रश्न
A nut is opened by a wrench of length 20 cm. If the least force required is 2N, find the moment of force needed to loosen the nut.
Moment of force = force × perpendicular distance of force – from the pivoted point.
State the effect of force F in of the following diagram.
What do you mean by the clockwise and anti-clockwise moment of force?
What are non-contact forces? Give two example
Is moment of force a scalar or a vector?
State one way to reduce the moment of given force about a given axis of rotation.
Under what condition will a set of gears produce a gain in torque.
A metal rod AB of length 80 cm is balanced at 45 cm from the end A with 100 gf weights suspended from the two ends.
- If this rod is cut at the center, C, then compare the weight of AC to the weight of BC. (Use >, < or =)
- Give a reason for your answer in (a).
A nut is opened by a wrench of length 25 cm. If the least force required is 10 N, find the moment of force needed to turn the nut.
