What fraction of a clockwise revolution does the hour hand of a clock turn through when it moves from 1 to 10. Also find the number of right angles turned .
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The number of hours covered in the clockwise revolution from 3 to 9 is 6 hours.
12 hours = 1 full revolution
=> 1 hour = 1/12 revolution
=> 6 hours = 6 * 1/12 = 1/2 revolution
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Answer:
The number of hours covered in the clockwise revolution from 1 to 10 is 9 hours.
12 hours = 1 full revolution
=> 1 hour = 1/12 revolution
=> 9 hours = 9 * 1/12 = 3/4 revolution.
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