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The larger hand of a clock is 42 cm long...

The larger hand of a clock is 42 cm long , how many cm does its extremilty move In 20 minutes?

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The correct Answer is:
88cm
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CHHAYA PUBLICATION-MEASURMENT OF TRIGONOMETRICAL ANGLES-EXERCISE 1
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  4. The angles in each of two triangles are in G.P . The least angle of on...

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  7. Two arcs to the same length subtend angles 60^@ and 75^@ at the centre...

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  8. A railway wheel of diameter 4 ft makes 6 revolutions per second. Find ...

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  9. At what distance does a man whose height is 2 meters subtend angle of ...

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  10. The distance of earth from the moon is 3,85,000 km and the moon 's di...

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  11. A train is moving with a uniform velocity of 66 km per hour along a ci...

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  12. The larger hand of a clock is 42 cm long , how many cm does its extrem...

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  13. Find the radius of the earth , if an angle of 34'22" is subtended at i...

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  14. The perimeter of the sector of a circle is equal to the circumference...

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  15. The radius of the earth 6400 km and moon's distance from the earth is...

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  16. If alpha1 and alpha2 be the circular measure of the angles subtended b...

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  17. A horse running along a circular track of radius 27 ft passes over in ...

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  18. If the diameter of the sun subtends an angle of 32' at the eye of the ...

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  19. Two -circles of equal radii pass through each other's centre show that...

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  20. Two circles pass through each each other's centre. If an arc of length...

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