Per NCERT, what is the mechanical advantage of a FIXED PULLEY?
AAlways 10
BAlways 2
CLess than 1
D1 (the fixed pulley only changes the DIRECTION of force, not its magnitude)
Answer & Solution
Correct answer: D. 1 (the fixed pulley only changes the DIRECTION of force, not its magnitude)
Per NCERT §7.6.1, a fixed pulley has MA = 1 (load = effort). Movable pulleys can have MA > 1.
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