Q.41 Exponential signal is an example of ________________ signal.Ans 1. Random and periodic2. Deterministic and non-periodic3. Random and non-periodic4. Deterministic and periodicCorrect Ans Provided: 2

Q.35 In which of the following commutation technique, the triggering of one SCR commutates the already conducting SCR and vice versa?Ans 1. Class E commutation2. Class D commutation3. Class C commutation4. Class A commutationCorrect Ans Provided: 3

Q.40 In wire-wound standard resistor, the bifilar winding is adopted to reduce ______________.Ans 1. Self-inductive effect2. Aging effect3. Skin effect4. Stray capacitanceCorrect Ans Provided: 1

Q.38 Which of the following system is linear?Ans 1.2.3.4.Correct Ans Provided: 4

Q.39Ans 1.2.3.4.Correct Ans Provided: 4

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

Q.9 In a coal based thermal power plant, electrostatic precipitator is required for:Ans 1. Ash handling2. Coal handling3. Coal preparation4. Coal firingCorrect Ans Provided: 1