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Naina Kashyap

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2 years ago
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One gram of mass is equal to :A. ergs 7 x 1015 B. ergs 5 x 1010 C. ergs 3 x 105 D. ergs

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Muskan Anand

2 years ago

According to E=mc2 m= 1 gm c= 3× 10^10 cm sec-1 E= 1gm × ( 3× 10^10 cm sec-1) 2 = 9×10 ^20 erg 1 g of mass is equal to 9× 10^20 ergs . erg is the amount of work done by a force of one dyne exerted for a distance of 1 cm.

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