Physics, asked by Manoj647, 11 months ago

the unit of force and length are made thrre times their earlier value earlier the enegy of a system 81j tyen new energy in new system will be

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Answered by Anonymous

4

Answer:

joule=kgm^2*s^-2

previous energy

kgm^2s^-2=81

unit of force=kgms^-2

unit of length=m

according to question

new unit is9 (kgm^2s^-2)

so new value of energy

9(kgm^2s^-2)=81

kgm^2s^-2=9j

Anonymous: of energy

Anonymous: its 3 time

Anonymous: length and force

Anonymous: so 9 times energy

Manoj647: same?

Anonymous: since both unit is same

Anonymous: see na again

Manoj647: ok

Manoj647: got it ..tq

Anonymous: welcome

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