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Question No. 10 , Question No.11 , Question No. 13
45 Views • Aug 26, 2015
Description
Question No. 10
Q10:A horse is tethered to a peg by a rope of 9 meters length and it can move in a circle with a peg as center.If the horse moves along the circumference of circle,keeping the rope tight, how far will it have gone when the rope has turned through an angle of 70°.
Question No.11
Q11: The pendulum of a clock is 20cm long and it swings through an angle of 20°, each second.How far does the tip of pendulum move in 1second ?
Question No. 13
Q13:A circular wire of radius 6cm is cut straightened and then bent so as to lie along the circumference of a circular hoop of radius 24cm. Find the measure of the angle which it subtends at the center of hoop ?
Exercise No.9.1
Chapter No.9
Fundamentals of Trignometry
maths
part 1
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