MCQ
Dimensional formula $M{L^2}{T^{ - 3}}$ represents
- AForce
- ✓Power
- CEnergy
- DWork
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$\text{v}=\frac{\text{v}_1+\text{v}_2}{2}$
$\text{v}=\sqrt{\text{v}_1\text{v}_2}$
$\frac{2}{\text{v}}=\frac{1}{\text{v}_1}+\frac{1}{\text{v}_2}$
$\frac{1}{\text{v}}=\frac{1}{\text{v}_1}+\frac{1}{\text{v}_2}$
(Take acceleration due to gravity $=10\,ms ^{-2}$ )
