Day 44: JEE Mains Physics

1. A.
   $\frac{\sigma q}{4\epsilon_{0}}$
2. B.
   $\frac{3\sigma q}{2\epsilon_{0}}$
3. C.
   $\frac{3\sigma q}{4\epsilon_{0}}$
4. D.
   $\frac{\sigma q}{2\epsilon_{0}}$

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1. A.
   $I_{L} = 20\text{ }mA;R_{L} = 250\Omega$
2. B.
   $I_{L} = 10\text{ }A;R_{L} = 0.5\Omega$
3. C.
   $I_{L} = 0.02\text{ }mA;R_{L} = 250\Omega$
4. D.
   $I_{L} = 10\text{ }mA;R_{L} = 500\Omega$

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1. A.
   (A), (C), (D) only
2. B.
   (A), (C), (E) only
3. C.
   (B), (E) only
4. D.
   (B), (D) only

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1. A.
   $E_{y},B_{x}$
2. B.
   $E_{y},B_{z}$
3. C.
   $E_{x},B_{y}$
4. D.
   $E_{z},B_{y}$

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