Advertisements
Advertisements
प्रश्न
Clockwise moment produced by a force about a fulcrum is considered to be ______.
विकल्प
Positive
Negative
Zero
None of these
Advertisements
उत्तर
Clockwise moment produced by a force about a fulcrum is considered to be Negative.
Explanation:
The clockwise moment sign convention is always interpreted negatively.
APPEARS IN
संबंधित प्रश्न
Match the column
| Column A | Column B |
| (a) Camel | (1) broad and deep foundation |
| (b) Truck | (2) broad feet |
| (c) Knife | (3) six or eight tyres |
| (d) High building | (4) sharp cutting edge |
| (e) Thrust | (5) atm |
| (f) Moment of force | (6) N |
| (g) Atmospheric pressure | (7) N m |
State the effect of force F in of the following diagram.
State Newton's Second law of motion. Under what conditon does it take the form F = ma?
A body X of mass 5 kg is moving with velocity 20 m s-2 while another body Y of mass 20 kg is moving with velocity 5 m S-1. Compare the momentum of the two bodies.
It is easier to turn the steering wheel of a large diameter than that of a small diameter. Given reason.
A uniform metre rule of weight 10gf is pivoted at its 0 mark.
What moment of force depresses the rule?
A wheel of diameter 3 m is shown in fig. 2 with axle at 0. A force F = 8 N is applied at Q in the direction shown in figure. Calculate the moment of force about:
(i) centre o, and
(ii) point p.
Under what condition will a set of gears produce a gain in torque.
State when the moment of force is positive and when it is negative.
State the effects that a force can produce. Given one example of each.
