Question 1

Find the torque in the image shown

Accepted Answer

15Nm

Answer

12Nm

Answer

18Nm

Answer

10Nm

Question 2

Find the net torque in the image shown above.

Accepted Answer

2.1Nm

Answer

2.3Nm

Answer

1.8Nm

Answer

2.5Nm

Question 3

Find the torque in the image shown.

Accepted Answer

6Nm

Answer

7Nm

Answer

4Nm

Answer

5Nm

Question 4

A man and woman are resting on a see-saw 6m in length and pivoted at its centre.

If the man weighs 50kg and is at one end of the see-saw, how far from the centre should the woman sit if her mass is 65kg?

Accepted Answer

2.3m

Answer

2.6m

Answer

1.8m

Answer

2.1m

Question 5

Find the torque in the image shown

Accepted Answer

22.98Nm

Answer

18.98Nm

Answer

20.98Nm

Answer

25.98Nm

Question 6

A uniform rod AB of length  5m and mass 15kg is pivoted at C such that AC=2m.

Calculate the vertical force required at A to maintain equilibrium

Accepted Answer

36.75N

Answer

32.75N

Answer

28.75N

Answer

30.75N

Question 7

Use the diagram shown to find the tension (T) in the rope.

Accepted Answer

98N

Answer

88N

Answer

78N

Answer

108N

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