Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
The physical quantity is ‘torque’.
Torque may be defined as the turning effect produced by a force on a rigid body about a point, pivot, or fulcrum. It is measured by the product of force and the perpendicular distance of the pivot from the line of action of force.
APPEARS IN
संबंधित प्रश्न
To obtain a given moment of force for turning a body, the force needed can be decreased by
Define force.
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.
What are non-contact forces? Give two example
State the relationship between force, mass and acceleration. Draw graphs showing the relationship between Acceleration and force for a constant mass.
Calculate the acceleration produced in a body of mass 50 g when acted upon by a force of 20 N.
A car of mass 600 kg is moving with a speed of 10 m-1 while a scooter of mass 80 kg is moving with speed of 50 m s-1. which vehicle will require more force to stop it in the (1) same interval of time (2) same distance
State two factor on which moment of force about a point depends.
State one way to reduce the moment of given force about a given axis of rotation.
The diagram in the figure shows a uniform metre rule weighing 100 gf, pivoted as its centre O. two weight 150 gf and 250 gf hang from the point A and B respectively of the metre rule such that OA = 40 cm and OB = 20 cm . Calculate
the total anticlockwise moment about o.
