Advertisements
Advertisements
प्रश्न
Moment of force = force × perpendicular distance of force – from the pivoted point.
पर्याय
True
False
Advertisements
उत्तर
True.
APPEARS IN
संबंधित प्रश्न
Where can a body execute free vibrations?
The moment of a force of 25 N about a point is 2.5 N m. Find the perpendicular distance of force from that point.
What are contact forces? Give two Example
State Newton's first law of motion. Why is it called the law of inertia?
State the relationship between force, mass and acceleration. Draw graphs showing the relationship between Acceleration and mass for a constant force.
Give two examples of a couple's actions in our daily life.
Fig. 5 shows a uniform meter scale weighing 200 gf. Provided at its centre. Two weights 300 gf and 500 gf are suspended from the ruler as shown in the diagram. Calculate the resultant torque of the ruler and hence calculate the distance from mid-point where a 100 gf should be suspended to balance the meter scale.
State two factors affecting the turning effect of a force.
The perpendicular distance between the point of application of force and turning point is 1.75 m when a force of 80 N acts on a rigid body. Calculate the moment of force.
The diagram shows wheel O pivoted at point A. Three equal forces F1, F2 and F3 act at point B on the wheel.
- Which force will produce maximum moment about A?
- Give a reason for your answer in (a).
