# Out of the following plant categories (i)  Nuclear (ii) Run-of-river The base load power plants are (iii) Pump Storage (iv) Diesel

1.  (i) and (ii)

2.  (ii) and (iii)

3.  (i), (ii) and (iv)

4.  (i), (iii) & (iv)

4

(i) and (ii)

Explanation :
No Explanation available for this question

# For a fixed value of complex power flow in a transmission line having a sending end voltage V, the real power loss will be proportional to

1.  V

2.  V2

3.  1/V2

4.  1/V

4

V2

Explanation :
No Explanation available for this question

# How many 200W/220V incandescent lamps connected in series would consume the same total power as a single 100W/220V incandescent lamp

1.  not possible

2.  4

3.  3

4.  2

4

2

Explanation :
No Explanation available for this question

# A Linear Time Invariant system with an impulse response h(t) produces output y(t) when input x(t) is applied.When the input x(t-t) is applied to a system with impulse response h (t -t),the output will be

1.  y (t)

2.  y (2 (t-t))

3.  y (2 (t-t))

4.  y (t - 2t)

4

y (t - 2t)

Explanation :
No Explanation available for this question

# The nature of feedback in the opamp circuit shown is

1.  Current-Current feedback

2.  Voltage-Voltage feedback

3.  Current-Voltage feedback

4.  Voltage-Current feedback

4

Voltage-Voltage feedback

Explanation :
No Explanation available for this question

# The complete set of only those Logic Gates designated as Universal Gates is

1.  NOT, OR and AND Gates

2.  XNOR, NOR and NAND Gate

3.  NOR and NAND Gates

4.  XOR, NOR and NAND Gates

4

NOT, OR and AND Gates

Explanation :
No Explanation available for this question

# The single phase,50Hz,iron core transformer in the circuit has both the vertical arms of cross sectional area 20cm2 and both the horizontal arms of cross sectional area 10cm2.If the two windings shown were wound instead on opposite horizontal arms,the mutual inductance will

1.  double

2.  remain same

3.  be halved

4.  become one quarter

4

be halved

Explanation :
No Explanation available for this question

# A 3-phase squirrel cage induction motor supplied from a balanced 3-phase source drives a mechanical load.The torque-speed characteristics of the motor (solid curve) and of the load (dotted curve) are shown Of the two equilibrium points A and B,which of the following options correctly describes the stability of A and B

1.  A is stable B is unstable

2.  A is unstable B is stable

3.  Both are stable

4.  Both are unstable

4

A is unstable B is stable

Explanation :
No Explanation available for this question

# An SCR is considered to be a semi-controlled device because

1.  it can be turned OFF but not ON with a gate pulse

2.  it conducts only during one half-cycle of an alternating current wave

3.  it can be turned ON but not OFF with a gate pulse

4.  it can be turned ON only during one half-cycle of an alternating voltage wave

4

it can be turned ON but not OFF with a gate pulse

Explanation :
No Explanation available for this question

# The polar plot of an open loop stable system is shown below.The closed loop system is

1.  Always stable

2.   Marginally stable

3.  Unstable with one pole on the RH s-plane

4.  Unstable with two poles on the RH s-plane

4