1 J is equal to

10^{5}

erg

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10^{7}

erg

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10^{- 7}

erg

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none of these

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Solution

The correct option is A $10^{7}$ erg
$1 J = 1 N \times 1 m$

$= 10^{5} d y n e \times 10^{2} c m$

$= 10^{7} e r g$

Suggest Corrections

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1 Joule(J) = 10⁷ ergs(erg)

10^{7}

10^{5}

1

= 10^{7} e r g

3 \times 10^{15} S e c^{- 1}

The SI and CGS units of energy are joule and erg respectively. How many ergs are equal to one joule?

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