| Column-I | Column-II |
| (a) Kinetic energy | (1) force\[\times \] displacement |
| (b) Potential energy | (2) \[\frac{1}{2}\text{m}{{\text{v}}^{\text{2}}}\] |
| (c) Work done in lifting | (3) weight of body a body \[=x\] vertical distance |
| (d)The CG.S unit of work | (4) mgh |
| (5) erg |
Answer:
a - 2 ; b - 4 ; c - 3, 4; d - 5
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