1) 2021 S3 EOY P1 Q29

A uniform metre rule of mass 0.100 kg is suspended from the ceiling with two identical spring balances as shown in the diagram below. The points of suspension are at the 30-cm and 90-cm marks.

Where should a 0.050 kg mass be placed such that the spring balances have the same reading?

2) 2022 S3 EOY P1 Q24

Which force A, B, C or D would be the smallest force required to push the ball up the step?

3) A television is held onto a wall by two brackets, as shown.

Which diagram correctly shows the forces on the television from the brackets.

4) 2018 S4 EOY P1 Q06

The diagram below shows a uniform rectangular lamina where circles of different sizes have been cut out.

Which section does the centre of gravity of the object now lie in?

5) A 1 m long uniform beam of weight 6 N is being lifted by a vertical force, F, at the 0.75 m mark.

What if the minimum force, F, that will lift the beam?