DiagramModerate2 marks
A brass ball is hanging from a stiff cotton thread. Draw a neat labelled diagram showing the forces acting on the brass ball and the cotton thread.
Topic: Force, moments and circular motion
Previous-year question practice database
Answer
Solution diagram

Exam answer
Draw the ball with weight W vertically downward and tension T vertically upward along the thread.
More from Force
For a body to be in dynamic equilibrium, its:
(a) momentum should be zero
(b) acceleration should be zero
(c) kinetic energy should be zero
(d) velocity should be zero2026A car is moving in uniform circular motion. The direction of friction between the tyres and the path is ............... [towards the centre / tangential to the path].2026State two factors on which the position of Center of Gravity of a body depends.2026Which force produces negative moment?2026Is the wheel in equilibrium? (Yes or No)2026Justify your answer stated in (b).2026