Statement: You can always give me a ring whenever you need. Which one of the following is the best inference from the above statement?

**A. ** Because I have a nice caller tune

**B. ** Because I have a better telephone facility

**C. ** Because a friend in need in a friend indeed

**D. ** Because you need not pay towards the telephone bills when you give me a ring

**Answer : ****Option C**

**Explaination / Solution: **

No Explaination.

No Explaination.

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The set of values of p for which the roots of the equation 3x^{2} + 2x p(p-1) = 0 are of opposite sign is

**A. ** (–∞, 0)

**B. ** (0,1)

**C. ** (1, ∞)

**D. ** (0, ∞)

**Answer : ****Option B**

**Explaination / Solution: **

No Explaination.

No Explaination.

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In the circuit shown below the op-amps are ideal. Then V_{out} in Volts is

**A. ** 4

**B. ** 6

**C. ** 8

**D. ** 10

**Answer : ****Option C**

**Explaination / Solution: **

No Explaination.

No Explaination.

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Three moving iron type voltmeters are connected as shown below. Voltmeter
readings are V, V_{1} and V_{2} as indicated. The correct relation among the voltmeter
readings is

**A. **

**B. **

**C. **

**D. **

**Answer : ****Option B**

**Explaination / Solution: **

No Explaination.

No Explaination.

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Which one of the following statements is NOT TRUE for a continuous time causal and stable LTI system?

**A. ** All the poles of the system must lie on the left side of the jω axis

**B. ** Zeros of the system can lie anywhere in the s-plane

**C. ** All the poles must lie within |s| = 1

**D. ** All the roots of the characteristic equation must be located on the left side of the jω axis

**Answer : ****Option C**

**Explaination / Solution: **

No Explaination.

No Explaination.

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A single-phase load is supplied by a single-phase voltage source. If the current flowing from the load to the source is 10<− 150°A and if the voltage at the load terminals is 100<60°V , then the

**A. ** load absorbs real power and delivers reactive power.

**B. ** load absorbs real power and absorbs reactive power.

**C. ** load delivers real power and delivers reactive power.

**D. ** load delivers real power and absorbs reactive power.

**Answer : ****Option B**

**Explaination / Solution: **

No Explaination.

No Explaination.

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In the following network, the voltage magnitudes at all buses are equal to 1 p.u., the voltage phase angles are very small, and the line resistances are negligible. All the line reactances are equal to j1 Ω.
**A. ** -10

**B. ** 0

**C. ** 10

**D. ** 20

**Answer : ****Option C**

**Explaination / Solution: **

No Explaination.

If the base impedance and the line-to line base voltage are 100 ohms and 100kV respectively, then the real power in MW delivered by the generator connected at the slack bus is

No Explaination.

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The following arrangement consists of an ideal transformer and an attenuator
which attenuates by a factor of 0.8. An ac voltage V_{WX1 }= 100 V is applied across
WX to get an open circuit voltage across YZ. Next, an ac voltage V_{YZ2} =100V is
applied across YZ to get an open circuit voltage V_{WX2} across WX. Then, are respectively,

**A. ** 125/100 and 80/100

**B. ** 100/100 and 80/100

**C. ** 100/100 and 100/100

**D. ** 80/100 and 80/100

**Answer : ****Option C**

**Explaination / Solution: **

No Explaination.

No Explaination.

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Two systems with impulse responses h_{1}(t) and h_{2}(t) are connected in cascade.
Then the overall impulse response of the cascaded system is given by

**A. **

**B. **

**C. **

**D. **

**Answer : ****Option C**

**Explaination / Solution: **

No Explaination.

No Explaination.

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Given a vector field the line integral ∫ F.dl evaluated along
a segment on the x-axis from x=1 to x=2 is

**A. ** -2.33

**B. ** 0

**C. ** 2.33

**D. ** 7

**Answer : ****Option B**

**Explaination / Solution: **

No Explaination.

No Explaination.

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