66th B.P.S.C. (Pre) (Re-Exam) 2020
In the following which is a fundamental physical quantity?
aForce
bVelocity
cElectric current✓ Correct
dWork
eNone of the above/More than one of the above
Explanation
Length, mass, time, thermodynamic temperature, electric current, luminous intensity and amount of substance are the seven fundamental physical quantities. The units of fundamental quantities are completely independent of each other, and none of these can be converted into or related to any other unit.
general-science