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An hour hand rotates through _______ in one minute.(A) \((\frac{1}3)°\)(B) \((\frac{1}2)°\)(C) 30°(D) 6° |
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Answer» (B) \((\frac{1}2)°\) In 60 minutes, hour hand covers 30° ∴ in 1 minute, hour hand covers \(\frac{30°}{60}\) = \((\frac{1}2)°\) |
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