MCQOPTIONS
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MCQOPTIONS
| 1. |
A metal sphere is hung by a string fixed to a wall. The forces acting on the sphere are shown in figure. Which of following statements are correct: |
| A. | \[\overrightarrow{N}+\overrightarrow{T}+\overrightarrow{W}=0\] |
| B. | \[{{T}^{2}}+{{N}^{2}}+{{W}^{2}}=0\] |
| C. | \[T=N+W\] |
| D. | \[N=W\sin \theta \] |
| Answer» B. \[{{T}^{2}}+{{N}^{2}}+{{W}^{2}}=0\] | |