Day 620: JEE Mains Physics

1. A.
   A only
2. B.
   C only
3. C.
   A and $C$ only
4. D.
   $B$ and $D$ only

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1. A.
   $1:1$
2. B.
   $1:4$
3. C.
   $\sqrt{3}:2$
4. D.
   $\sqrt{3}:1$

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1. A.
   It is two terminal device which conducts current in both directions.
2. B.
   It is two terminal device which conducts current in one direction only
3. C.
   It does not conduct current gives an initial deflection which decays to zero.
4. D.
   It is three terminal device which conducts current in one direction only between central terminal and either of the remaining two terminals

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1. A.
   $1:27$
2. B.
   $1:1$
3. C.
   $1:3$
4. D.
   $3:1$

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1. A.
   $60\mu c$
2. B.
   $130\mu c$
3. C.
   $260\mu c$
4. D.
   $585\mu c$

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