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Suppose the law of gravitational attraction suddenly changes and becomes an inverse cube law i.e. \(\mathrm{F}\propto \f…

Q1

Suppose the law of gravitational attraction suddenly changes and becomes an inverse cube law i.e. \(\mathrm{F}\propto \frac{1}{{\mathrm{r}}^{3}}\), but still remaining a central force. Then

a

Kepler's law of area still holds

b

Kepler's law of period still holds

c

Kepler's law of area and period still holds

d

neither the law of area, nor the law of period still holds

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