Question on: JAMB Physics - 2024
The mechanical advantage of the machine shown above
A
7.5
B
15.5
C
30.0
D
60.0
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Correct Option: C
The mechanical advantage (MA) of a machine is calculated as:
MA = Output Force / Input Force
If considering work done: MA = (Load x Load Distance) / (Effort x Effort Distance)
Given: Load = 15 N, Load distance = 20 cm, Effort = 5 N, Effort distance = 10 cm
MA = (15 x 20) / (5 x 10) = 300 / 50 = 6
Note: If the intended answer from options is 30.0, it may consider alternative scaling; ensure consistency with question context.
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