Q. No.1. neutral
2. slightly positive
3. slightly negative
4. all negative
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| 1. | its resistance increases |
| 2. | its resistance decreases |
| 3. | it generates a forward EMF |
| 4. | it generates a back-EMF |
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| 1. | AND \((A,B,C)\) | 2. | OR \((A,B,C)\) |
| 3. | NOT \(\bigg(\text{AND }(A,B,C)\bigg)\) | 4. | NOT \(\bigg(\text{OR }(A,B,C)\bigg)\) |
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| 1. | \(\dfrac{30}{\sqrt2}~\text{V}\) | 2. | \(15 ~\text{V}\) |
| 3. | \(\dfrac{15}{\sqrt2}~\text{V}\) | 4. | \(10 ~\text{V}\) |
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| 1. | \(V_o=V_i+E\) |
| 2. | \(V_o=V_i-E\) |
| 3. | \(V_o=V_i,\) only when \(V_i>E\) |
| 4. | \(V_o=V_i,\) only when \(V_i<E\) |
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1. AND
2. OR
3. XOR
4. none of the above
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Current flows through the diode:
| 1. | continuously, in both directions |
| 2. | continuously, only in one direction |
| 3. | intermittently, in both directions |
| 4. | intermittently, only in one direction |
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| 1. | \(A~\text{AND}~B~\text{AND}~C\) | 2. | \((A~\text{AND}~B)~\text{OR}~C\) |
| 3. | \(B~\text{OR}~C\) | 4. | none of these |
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(consider the diodes as ideal.)
| 1. |  |
2. |  |
| 3. |  |
4. |  |
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1. \(\text{If}~V_{AB}>0, V_{AX}>0\)
2. \(\text{If}~V_{AB}>0, V_{XY}>0\)
3. \(\text{If}~V_{AB}<0, V_{XY}>0\)
4. \(\text{If}~V_{AB}<0, V_{AX}>0\)
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