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A metal sphere is hung by a string fixed...

A metal sphere is hung by a string fixed to a wall. The forces acting on the sphere are shown in figure. Which of the following statements is/ are correct?

a. `vec (N) + vec (T) + vec(W) =0`
b. `T^2=N^2+W^2`
c. `T=N+W`
d. `N = W tan theta`

A

a,b,c

B

b,c,d

C

a,b,d

D

a,b,c,d

Text Solution

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The correct Answer is:
C
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