Advertisements
Advertisements
प्रश्न
A potter turns his wheel by applying a force through the stick near the rim of wheel.
Advertisements
उत्तर
A potter's wheel has a wheel pivoted at the centre. The potter turns the wheel by means of a stick at the rim of the wheel. He increases the perpendicular distance.
APPEARS IN
संबंधित प्रश्न
Write the expression for the moment of force about a given axis of rotation.
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.
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 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.
Classify the following amongst contact and non-contact forces.
Frictional force
Calculate the resultant moment of forces about O and state its direction in fig.
State one factor on which the magnitude of a non-contact force depends. How does the magnitude of a non-contact force change along with distance?
State two factors on which moment of the force about a point depends.
