DiagramModerate2 marks
5(c)
A block and tackle system of pulleys has velocity ratio 4.
Draw a neat labelled diagram of the system indicating clearly the points of application and direction of load and effort.
Topic: Machines, levers and pulleys
Previous-year question practice database
Answer
Solution diagram
Exam answer
Draw the standard block-and-tackle system with velocity ratio 4, marking load and effort directions.
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The Velocity Ratio (VR) of a block and tackle system of two pulleys with the effort in the upward direction is:
(a) 1
(b) 2
(c) 3
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