Question

show that 1Nm^2kg^-2=1kg^-1 m^3 s^-2​

Answer 1

Explanation:

1 N = 1 kg m s–2

given 1Nm^2kg^-2 (lhs)

= 1 kgms^-2m^2 kg^-2

=1 kg^-1m^3s^-2 equal (rhs)

hence lhs=rhs

then proved that 1Nm^2kg^-2=1kg^-1 m^3 s^-2

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