Day 595: JEE Mains Physics

1. A.
   $\sqrt{\frac{v^{2} - u^{2}}{2}}$
2. B.
   $\frac{v - u}{2}$
3. C.
   $\sqrt{\frac{v^{2} + u^{2}}{2}}$
4. D.
   $\frac{u + v}{2}$

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1. A.
   $\overrightarrow{b} = 2\overrightarrow{a} + \overrightarrow{c}$
2. B.
   $\overrightarrow{b} = \overrightarrow{a} - \overrightarrow{c}$
3. C.
   $\overrightarrow{b} = \overrightarrow{a} + 2\overrightarrow{c}$
4. D.
   $\overrightarrow{b} = \overrightarrow{a} - 2(\overrightarrow{a} \cdot \overrightarrow{c})\overrightarrow{c}$

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1. A.
   $3.3\text{ }mA$
2. B.
   $5.5\text{ }mA$
3. C.
   $10\text{ }mA$
4. D.
   $7\text{ }mA$

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1. A.
   $\beta$
2. B.
   $\frac{1}{\beta}$
3. C.
   $\frac{2}{\beta}$
4. D.
   $\frac{\beta}{2}$

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