Q.58 Which of the following is a FALSE statement considering common collector amplifier?Ans 1. High input impedance2. High voltage gain3. Low output impedance4. High current gainCorrect Ans Provided: 2

Q.73 An over compounded DC generator is supplying a load at 220 V. If the machine terminal voltage is 220.2 V when the load current is 10 A, what will the machine terminal voltage be when the load ...

Q.66 If n = number of times voltage rating is increased. Then for a distributor design, the conductor size reduces by ________ of the original.Ans 1. 1/n22. 1/n3. 1/n34. 1/n4Correct Ans Provided: 1

Q.54If the output of the circuit is ‘triangular wave’, the input of the circuit must be:Ans 1. Triangular wave2. Square wave3. Sine wave4. Step signalCorrect Ans Provided: 2

Q.70The size of bus admittance matrix for the single line diagram shown in the figure is _______.Ans 1. 4 × 42. 5 × 53. 3 × 34. 2 × 2Correct Ans Provided: 2

Q.48 Which of the following is invalid state in 8421 binary coded decimal ?Ans 1. 10002. 01003. 11104. 0001Correct Ans Provided: 3

Q.35 The value of unit impulse function δ(t) for t > 0 is :Ans 1. infinite2. constant3. zero4. unityCorrect Ans Provided: 3

Q.39 An Op-Amp has a common mode gain of 0.01 and a differential mode gain of 105. Its common mode rejection ratio would be :Ans 1. 10-72. 10-33. 1074. 103Correct Ans Provided: 1

Q.64 A capacitor C connected to a single phase, 50 Hz, 240 V AC supply draws a current of 24 A. What would be the current if the voltage applied is changed to 200 V at 60 Hz?

Q.45 Relate ‘Reluctance’ with the following _______.Ans 1. Weber/AT2. AT/m3. Weber/m4. AT/WeberCorrect Ans Provided: 4