Advertisements
Advertisements
Question
Clockwise moment produced by a force about a fulcrum is considered to be ______.
Options
Positive
Negative
Zero
None of these
Solution
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
RELATED QUESTIONS
What do you mean by the clockwise and anti-clockwise moment of force?
The hand flour grinder is provided with a handle near the rim.
Sleepers are used below the rails.
(i) What do you understand by the term couple of forces?
(ii) Calculate the moment of a couple shown in fig.
Write the expression for the moment of force about a given axis.
The diagram shows a uniform metre rule weighing 100gf, pivoted at its centre O. Two weights 150gf and 250gf hang from the point A and B respectively of the metre rule such that OA = 40 cm and OB = 20 cm. Calculate :
the difference of anticlockwise and clockwise moment
Give any two effects of a force on a non-rigid body.
Calculate the length of arm of couple, if a force of 13 N produces a moment of couple of 14.3 Nm.
A nut is opened by a wrench of length 25 cm. If the least force required is 10 N, find the moment of force needed to turn the nut.
