Sarthaks Test
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A new system of units is proposed in which unit of mass is α kg, unit of length β m and unit of time γ s. How much will 5 J measure in this new system?

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Since energy has dimensions of ML2 T–2, 1J in new units becomes γ2/αβ2J. Hence 5J becomes 5γ2/αβ2 .

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