MCQOPTIONS
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MCQOPTIONS
| 1. |
The gravitational potential at the centre of a square of side 'a? and four equal masses (m each) placed at the comers of a square is |
| A. | Zero |
| B. | \[4\sqrt{2}\frac{Gm}{a}\] |
| C. | \[-4\sqrt{2}\frac{Gm}{a}\] |
| D. | \[-4\sqrt{2}\frac{G{{m}^{2}}}{a}\] |
| Answer» D. \[-4\sqrt{2}\frac{G{{m}^{2}}}{a}\] | |