Define the relationship between joule and erg using the equation.

by Doubtly (98.9k points) in Chapter 2 Work and Energy asked Apr 7, 2022 397 views

edited Jun 29, 2023

Define the relationship between joule and erg using the equation.

1 Answer

by Doubtly (98.9k points) answered Apr 7, 2022

by Doubtly selected Jun 29, 2023

It is given that 1 newton (1N) = 10⁵ dyne, while 1m = 10² cm. So, if

Work= forces × displacement, then

1 joule = 1 newton × 1 m

1 joule = 10⁵ dyne × 10² cm

= 10⁷ dyne cm.

Hence, 1 joule = 10⁷erg.

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