Which of the following sets of fundamental SI units is appropriate for torque so that

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Torque and Rotational Dynamics · Torque and Rotational Dynamics

Problem

Which of the following sets of fundamental SI units is appropriate for torque so that, when multiplied by an angular displacement measured in radians, the resulting units correspond to work (joules)? (a) kg ⋅m s−2\text{kg}\,\cdot\text{m}\,\text{s}^{-2} (b) kg ⋅m2 s−3\text{kg}\,\cdot\text{m}^2\,\text{s}^{-3} (c) kg ⋅m2 s−2\text{kg}\,\cdot\text{m}^2\,\text{s}^{-2} (d) kg ⋅m2 s−2 rad−1\text{kg}\,\cdot\text{m}^2\,\text{s}^{-2}\,\text{rad}^{-1}

Related theory

Browse the problem library