alleryIn SHM, when does kinetic energy equal potential energy?
AAt extreme position
BAt x = ±A/√2
CNever
DAt mean position
Answer & Solution
Correct answer: B. At x = ±A/√2
KE = (1/2)m ω²(A² - x²), PE = (1/2)m ω² x².
**Setting equal:** A² - x² = x², so x² = A²/2, x = ±A/√2 ≈ ±0.707A.
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