DiagramModerate1 mark
5(a)
A uniform half metre rule balances horizontally on a knife edge at 29 cm mark when a weight of 20 gf is suspended from one end.
Draw a diagram of the arrangement
Topic: Force, moments and circular motion
Previous-year question practice database
Answer
Solution diagram
Exam answer
Draw a half-metre rule balanced at 29 cm with 20 gf suspended at the 50 cm end and the rule's weight acting at 25 cm.
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