Q.13Ans 1. 14 Ω2. 4 Ω3. 6 Ω4. 12 ΩCorrect Ans Provided: 2

Q.30 Which of the following device is bidirectional?Ans 1. SCS2. SUS3. DIAC4. PUTCorrect Ans Provided: 3

Q.15 Which of the following is an example of static system?Ans 1.2.3.4.Correct Ans Provided: 4

Q.20 Output voltage wave shape of a basic series inverter isAns 1. Discontinuous sinewave2. Continuous sinewave3. Trapezoidal wave4. Square waveCorrect Ans Provided: 1

Q.25 In a magnetic circuit, the ratio of flux to m.m.f represents _________.Ans 1. Permeance2. Reactance3. Resistance4. ReluctanceCorrect Ans Provided: 1

Q.22 The breakaway points of the root-loci of a polynomial equation can occurAns 1. Anywhere on the complex plane2. At origin only3. On real axis only4. On imaginary axis onlyCorrect Ans Provided: 1

Q.21 A single phase full bridge inverter has a supply voltage of 100 V dc. What will be the peak reverse blocking voltage of each thyristor?Ans 1. 400 V2. 200 V3. 100 V4. 50 VCorrect Ans Provided: 3

Q.10 Which of the following is NOT a VALID advantage of shell type transformer over core type transformer?Ans 1. Copper requirement is less2. Maintenance is easy3. Losses are less4. Mechanical strength is highCorrect Ans Provided: 2

Q.14 Which of the following is not an example of Vector quantity?Ans 1. Magnetic field intensity2. Acceleration3. Electric field intensity4. MassCorrect Ans Provided: 4

Q.18 A single-phase transformer has 200 primary and 700 secondary turns. If the primary voltage is 100 V, find the secondary voltage.Ans 1. 350 V2. 700 V3. 175 V4. 28.5 VCorrect Ans Provided: 1