ITI Practical viva
इलेक्ट्रीशियन लघु प्रसन उत्तर
1- Which motor is not used in cranes?
Answer:- Descend-dc series motor
2- DC shunt motor is also called?
Answer:- Off-stationary flux motor.
3- Which DC motor uses a pulse wheel?
Answer:- North-Commutative Compound Motor.
4- It is necessary to use a wire as the standard resistance
Answer:- The length of the answer wire is more
5- What will be the reading if a burnt resistance is checked with an ohm meter
Answer:- Two times the north resistance
6- Which instrument is measured to have the minimum resistance
Answer:- North by Calvin Bridge
7- The power of a motor is measured in hp and what is the value of a hp?
Answer:- 746 W
8- A battery capacity of 100 A.H. So how much time will the current of battery 5A affect
9- To cool a battery further, a current of 100 V and 5A is charged for two hours, then the battery’s W.H. Find the capacity in
Answer:- Descend 1000 W.H.
10- The machine which converts mechanical energy into electrical energy and produces AC emf is called.
Answer: – Generator.
11- Damping winding is done…?
Answer:- On the pole.
12- For the alternator… are necessary?
Answer:- Cooling system.
13- The exciter is placed on the shaft of the alternator rotor….
14- In a synchronoscope… phase winding is done?
Answer:- Two phases.
15- Phase sequence tester… consists of phase motors?
Answer:- Three Phase.
16- For more speed… rotors are made.
Answer:- Cylindrical (cylindrical)
17- The weight of a cylinder pole motor is…?
18- Frequency depends on…?
Answer:- f = 120 × N / p
19- Phase Sequence device is called….
Answer: Phase sequence tester.
20- India’s standard frequencies are….
Answer:- 50c / s
ITI Practical viva
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