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The figure above represents a frictionless pulley system in which a weight W is in...

Physics
JAMB 1999

The figure above represents a frictionless pulley system in which a weight W is in equilibrium with a weight of 40N. Find the value of W

  • A. 13.3N
  • B. 20.0N
  • C. 40.0N
  • D. 80.0N
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Correct Answer: Option D
Explanation

With P1 and P2 as shown (make a V.R of 2), the weight W = 40N * 2 = 80N

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WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709