Units and Measurements

Related Questions

• The physical quantities not having same dimensions are

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• A physical parameter a can be determined by measuring the parameters b, c, d and e using the relation a = ${b^\alpha }{c^\beta }/{d^\gamma }{e^\delta }$. If the maximum errors in the measurement of b, c, d and e are ${b_1}$%, ${c_1}$%, ${d_1}$% and ${e_1}$%, then the maximum error in the value of a determined by the experiment is

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• Which is different from others by units

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• Hertz is the unit for

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• Light year is a unit of

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