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Find the Angle in Radian Though Which a Pendulum Swings If Its Length is 75 Cm and the Tip Describes an Arc of Length 15 Cm - CBSE (Arts) Class 11 - Mathematics

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Question

Find the angle in radian though which a pendulum swings if its length is 75 cm and the tip describes an arc of length

15 cm

Solution

We know that in a circle of radius r unit, if an arc of length l unit subtends an angle θ radian at the centre, then  `theta = l/r`

It is given that r = 75 cm

Here, = 15 cm

  Is there an error in this question or solution?

APPEARS IN

 NCERT Solution for Mathematics Textbook for Class 11 (2018 to Current)
Chapter 3: Trigonometric Functions
Q: 7.2 | Page no. 55

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Solution Find the Angle in Radian Though Which a Pendulum Swings If Its Length is 75 Cm and the Tip Describes an Arc of Length 15 Cm Concept: Concept of Angle.
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