Advertisements
Advertisements
Question
A potter turns his wheel by applying a force through the stick near the rim of wheel.
Advertisements
Solution
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
RELATED QUESTIONS
SI. unit of moment of force is
It is easier to open the door by pushing it at its free end.
The spanner (or wrench) has a long handle.
What are contact forces? Give two Example
The moment of a force of 10 N about a fixed point O is 5 N m. Calculate the distance of the point O from the line of action of the force.
A wheel of diameter 2 m is shown in the figure with the axle at O. A force F = 2 N is applied at B in the direction shown in the figure. Calculate the moment of force about
- the centre O, and
- the point A.
Two forces each of magnitude 10 N act vertically upwards and downwards respectively at the two ends A and B of a uniform rod of length 4 m which is pivoted at its midpoint O as shown in the figure. Determine the magnitude of the resultant moment of forces about the pivot O.
Classify the following amongst contact and non-contact forces.
normal reaction force,
Classify the following amongst contact and non-contact forces.
gravitation force
