University Questions with Answers (Long Answered Questions)

University Questions with Answers (Long Answered Questions)

(Regulation 2008)

Dec.-10

Q. 1 Explain the general constructional features of a single phase induction motor. (Section 8.2) [6]

May-11

Q. 2 Explain the general constructional features of a single phase induction motor. (Section 8.2) [6]

Dec.-ll

Q. 3 Describe the principle of operation of single phase split phase type induction motor alongwith torque-speed characteristics. Draw the circuit and phasor diagram. State its applications. (Section 8.6)       [8]

Q. 4 Describe the principle of operation of single phase induction motor using capacitor. Draw the circuit and phasor diagram. (Section 8.7,       [8]

May-12

Q. 5 Explain the double revolving field theory as applied to single phase induction motor and show that single phase induction motor is not self starting. (Section 8.4 [8]

Q. 6 Describe the principle of operation of single phase induction motor using capacitor. Draw the circuit and phasor diagram. (Section 8.7,       [8]

Q. 7 Explain the principle of operation of shaded pole induction motor along with the torque-slip characteristics and the applications. (Section 8.8)    [8]

Dec.-12

Q. 8 Explain the double revolving field theory as applied to single phase induction motor and show that single phase induction motor is not self starting. (Section 8.4) [8]

Q. 9 Explain the principle of operation of shaded pole induction motor along with the torque-slip characteristics and the applications. (Section 8.8)    [8]

May-13

Q. 10 Explain the double revolving field theory as applied to single phase induction motor and show that single phase induction motor is not self starting. (Section 8.4) [8]

Q. 11 Describe the principle of operation of single phase induction motor using capacitor. Draw the circuit and phasor diagram. (Section 8.7)       [8]

Dec.-13

Q. 12 Describe the principle of operation of single phase split phase type induction motor alongwith torque-speed characteristics. Draw the circuit and phasor diagram. State its applications. (Section 8.6)       [8]

Q. 13 Describe the principle of operation of single phase induction motor using capacitor. Draw the circuit and phasor diagram. (Section 8.7,       [8]

May-14

Q. 14 Explain the double revolving field theory as applied to single phase induction motor and show that single phase induction motor is not self starting. (Section 8.4) [8]

Q. 15 Develop the equivalent circuit of a single phase induction motor. (Section 8.9)     [8]

Dec.-14

Q. 16 Develop the equivalent circuit of a single phase induction motor. (Section 8.9)     [8]

Q. 17 Explain the no-load test and blocked rotor test for obtaining the equivalent circuit parameters of a single phase induction motor. (Section 8.10)  [8]

(Regulation 2013)

Dec.-15

Q. 18 Using double field revolving theory, explain why a single phase induction motor is not self starting. Also obtain the equivalent circuit of single phase induction motor with necessary equations. (Sections 8.4 and 8.9)       [16]

May-16

Q. 19 Explain in detail the operation of capacitor start and run induction motor.

(Refer section 8.7) [8]

Dec.-16

Q. 20 Explain the operation of a single phase induction motor using double field revolving theory. (Refer section 8.4)        [8]

Q. 21 Discuss with neat diagram the operation of shaded pole IM. (Refer section 8.8)   [8]

May-17

Q. 22 Using double field revolving theory, explain why a single phase induction motor is not self starting. Also obtain the equivalent circuit of single phase induction motor with necessary equations. (Refer sections 8.4 and 8.9)        [16]

Dec.-17

Q. 23 Explain the two field revolving theory for single phase induction motors. (Refer section 8.4)   [8]

Q. 24 Explain the no-load and blocked rotor tests on a single phase induction motor. (Refer section 8.10)         [7]

Q. 25 With neat diagram, explain the construction and oeration of shaded pole induction motor. (Refer section 8.8) [15]

May-18

Q. 26 Give the classification of single phase motors. Explain any two types of single phase induction motor. (Refer sections 8.5 to 8.8) [13]