Day 144: JEE Mains Physics

1. A.
   0.001
2. B.
   0.002
3. C.
   0.0005
4. D.
   0.0025

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1. A.
   $\left( \frac{R_{2}}{R_{1}} \right)^{2}$
2. B.
   $\left( \frac{R_{1}}{R_{2}} \right)^{2}$
3. C.
   $\left( \frac{R_{1}}{R_{2}} \right)$
4. D.
   $\left( \frac{R_{2}}{R_{1}} \right)$

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1. A.
   120
2. B.
   150
3. C.
   200
4. D.
   300

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1. A.
   355 mm
2. B.
   288 mm
3. C.
   555 mm
4. D.
   655 mm

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1. A.
   $\frac{3KC}{2\text{ }K + 1}$
2. B.
   $\frac{\text{~CK~}}{2 + \text{~K~}}$
3. C.
   $\frac{3{CK}^{2}}{(2\text{ }K + 1)^{2}}$
4. D.
   $\frac{4KC}{3\text{ }K - 1}$

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