Q.95Ans 1.2.3.4.Correct Ans: 4

Q.87 If the phase difference between two signals is 180°, then the Lissajous pattern will be_______.Ans 1. a straight line with major axis in 2nd and 4th quadrants2. a circle with major axis in 1st and ...

Q.61 Tapping field speed control method is used in a/an ________ for speed control.Ans 1. repulsion motor2. capacitor start capacitor run motor3. universal motor4. AC series motorCorrect Ans: 3

Q.84 Which of the following statements is NOT correct about quality factor of a parallel resonance circuit?Ans 1. Q-factor provides the voltage magnification.2. Q-factor of parallel resonance is the same as that of series resonance.3. It is the ...

Q.72 A capacitor bank is connected across the stator terminals of the Induction generator and loaded into a Wind Energy conversion system to:Ans 1. supply reactive power to both the machine and load2. supply reactive power to the ...

Q.68 Polar curves represent the:Ans 1. distribution of luminous flux in all directions2. distribution of luminous intensity of light source in all directions3. distribution of illuminance in all the directions4. distribution of the brightness in all directionsCorrect Ans: ...

Q.94 If L is the length of the conductor, W is the weight per unit length of the conductor, T is the tension and also supports are at equal levels, then sag(S) is given by ___________.Ans 1.

Q.73 The maximum and minimum stress in the dielectric of a single core cable are 80 kV/cm (rms) and 20 kV/cm (rms), respectively. If the conductor diameter is 4 cm, then find the thickness of insulation.Ans 1. 10 ...

Q.75 Moving iron instruments are scaled at _______.Ans 1. alogarithmic2. linear3. non-uniform4. exponentialCorrect Ans: 3

Q.85 Errors are introduced in the measurement by wattmeter due to ________ between current coil & pressure coil.Ans 1. self-inductance2. self-capacitance3. resistance4. mutual inductanceCorrect Ans: 4