A particle of mass M is at a distance a from surface of a thin spherical shell of uniform equal mass and having radius a
| A. |
Gravitational field & potential both are zero at centre of the shell |
| B. |
Gravitational field is zero not only inside the shell but a point outside the shell also |
| C. |
Inside the shell, gravitational field alone is zero |
| D. |
Neither gravitational field nor gravitational potential is zero inside the shell |
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