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1.Units, Dimensions and Measurement
easy
Which of the following pair of quantities do not have the same dimensions
APotential gradient, electric field
BTorque, kinetic energy
CLight year, time period
DImpedance, reactance
(AIIMS-2011)
Solution
Light year has the dimensions of distance and time period is time
Standard 11
Physics
Similar Questions
Match List$-I$ with List$-II$
| List$-I$ | List$-II$ |
| $(a)$ $h$ (Planck's constant) | $(i)$ $\left[ M L T ^{-1}\right]$ |
| $(b)$ $E$ (kinetic energy) | $(ii)$ $\left[ M L ^{2} T ^{-1}\right]$ |
| $(c)$ $V$ (electric potential) | $(iii)$ $\left[ M L ^{2} T ^{-2}\right]$ |
| $(d)$ $P$ (linear momentum) | $( iv )\left[ M L ^{2} I ^{-1} T ^{-3}\right]$ |
