If the unit of mass is `alpha` kg, the unit of length is `beta` metre and the unit of time is "`gamma`' second, The magnitude of calorie in the new system is (1 Cal = 4.23)

Options

A. `4.2 alpha^(2)beta^(2)gamma^(2)` new unis
B. `4.2 alpha^(-1) beta^(-2) gamma^(2)` new units
C. `alpha^(-1) beta^(-2) gamma^(2)` new units
D. `(1)/(4.2) alpha^(-1) beta^(-2) gamma^(2)` new units

Answer

B