Science, asked by Kommii8178, 1 year ago

Speed of a body in motion is doubled. Its kinetic energy is now times the original kinetic energy. (A) two (B) three (C) four (D) one half

GSEB - Class 9 Chapter - 1. Work, Energy and Power Page 10

Answers

Answered by gokul201

1

it is option c)
1/2 mv 2
1/2m 2v2,
1/2m4v2
4 1/2 mv2

Answered by perumal2003

1

its c) because it comes 4 in answee

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