WorksheetsAssessment quiz
Total questions: 12
Worksheet time: 20mins
S.I unit of force
N
dyne
N m
dyne cm
The moment of a force of 10N about a point P is 4 N m. Calculate the distance of point of application of the force from the point P.
2.5 m
40 m
0.4 m
14 m
Q1 What do you mean by Equilibrium of a body?
Net force is not zero and net moment is zero
Net force is zero net and moment is not zero
Net force is zero and net moment is zero
Net force is not zero and net moment is not zero
Which force has the least moment about O?
A
B
C
A and B
A and C
Which force has the greatest moment about O?
A
B
C
A and B
A and C
Name the forces producing clockwise moment about O.
A
B
C
A and B
A and C
Name the forces producing anti-clockwise moment about O.
A
B
C
A and B
A and C
Find the net resultant moment of force about point C. (Take sign convention)
4N m
- 4 N m
- 2 N m
2 N m
Calculate the Mg ________
10gf
20gf
50gf
80gf
A uniform half meter rule can be balanced at the 29cm mark, when a mass of 20g is hung from its one end.
Find the mass of half meter rule.
29 g
20 g
105 g
80 g
Principle of moments states that an object is balanced when clockwise moments are equal to anticlockwise moments.
True
False
James weighs 200 N and sits 1 m from the pivot. Jane weighs 100 N. How far from the pivot must Jane be to balance the beam?
0.5 m
1 m
2 m
4 m
