# In a practical unit if the unit of mass becomes double and that of unit of time becomes half, then 8 joule will be equal to

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by sahilsabina

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by sahilsabina

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if mass becomes double then kg=2kg

and if the unit of time reduces to half then s=s/2

now by replacing the above in 1st we get

1 joule = 8 kgm2/s2

so 8 joule = 64 kg m2/s2

whether my ans is crt?i am not sure abt it