MCQ
Inter atomic forces are:
- AAttractive in long range.
- BRepulsive in short range.
- CNegligible in gases.
- DAll (a), (b) and (c).
Explanation:
Interatomic forces are attractive in long range and repulsive in short range and negligible in gases.
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| 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) | $( iv )\left[ M L ^{2} I ^{-1} T ^{-3}\right]$ |
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