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Simple Machines — PHYSICS STD 6 — Question

ICSE BoardEnglish MediumSTD 6PHYSICSSimple Machines1 Mark
MCQ
The mechanical advantage of a lever is equal to$.......$
  • A
    $\frac{\text { Load arm }}{\text { Effort arm }}$
  • ✓
    $\frac{\text { Effort arm }}{\text { Load arm }}$
  • C
    Load arm $+$ Effort arm
  • D
    Load arm $-$ Effort arm
✓

Answer

Correct option: B.
$\frac{\text { Effort arm }}{\text { Load arm }}$
The mechanical advantage of a lever is equal to $\frac{\text { Effort arm }}{\text { Load arm }}$.

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