Q.

When a particle of mass m is suspended from a massless spring of natural lengthℓ , the length of the spring becomes 2ℓ . When the same mass moves in conical pendulum as shown in figure, the length of the spring becomes L. The radius of the circle of conical pendulum is:

Difficult

Unlock the Full Solution and Master the Concept

Get a detailed solution and exclusive access to our masterclass to ensure you never miss a concept
By Expert Faculty of Sri Chaitanya

a

LL−ℓL(L−ℓ)

b

LL−ℓL(L−2ℓ)

c

L(L−ℓ)

d

L2−2ℓ2

answer is 2.

(Detailed Solution Below)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

mg=kℓ           (1)k(L−ℓ)1−R2L2=kℓ  (2)1−R2L2=ℓ2(L−ℓ)2{(L−ℓ)2−ℓ2(L−ℓ)2}L2=R2R=(LL−ℓ)  (L2−2Lℓ)
ctaimg
Choose your Grade and Exam
edit icon

Connect with our

Expert Counsellors

access to India's best teachers with a record of producing top rankers year on year.

+91

We will send a verification code via OTP.

whats app icon