plze answer this question from gravitation chapter physics class 9
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weight on earth = mg = 81kg
[g on mars = 4 / 9 of g of earth]*
weight on mars = m× 4/9 g = 4/9×81 = 36 kg
*[ g = G × m/r2
so g of mars = G × m/9 / 1/4 r2
=> g on mars = 4/9 g of earth ]
[g on mars = 4 / 9 of g of earth]*
weight on mars = m× 4/9 g = 4/9×81 = 36 kg
*[ g = G × m/r2
so g of mars = G × m/9 / 1/4 r2
=> g on mars = 4/9 g of earth ]
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