Basic Of Electical System
8 Questions
| Total Attempts: 275
Just it will test the basic of electrical.
Questions and Answers
- 1.How many phases are used in India.at generation station.
- A.
3
- B.
4
- C.
2
- D.
1
- E.
Depend
- 2.What is the relation between synchronous speed , frequency and no. of poles.
- A.
120*f*p
- B.
F*p/120
- C.
120*f/p
- D.
P/(120*f)
- E.
P*f
- 3.Induction motor works on which type of supply.
- A.
Alternating Current
- B.
Direct Current
- C.
Either
- D.
Both
- E.
Battery
- 4.Which one is not type of circuit breaker?
- A.
Air circuit breaker
- B.
Vacuum circuit breaker
- C.
Minimum oil circuit breaker
- D.
Maximum oil circuit breaker
- 5.Max. transmission voltage in India is?
- A.
22kv
- B.
440kv
- C.
765kv
- D.
500kv
- E.
11kv
- 6.What is rms?
- A.
Root Mean Square
- B.
Root mean system
- C.
Route mean square
- D.
Route mean square
- 7.Fill up the formula for transformer: V1*N2=V2*?
- 8.What are the color for three phase?
- A.
Red, yellow , blue
- B.
Red, yellow , black
- C.
Red , yellow , white
- D.
Red , yellow, orange
Exam for lesson 1 in Professor Hamsters Electronics course.
Questions: 9 | Attempts: 562 | Last updated: Mar 21, 2022
-
Sample QuestionAccording to Ohm's law:
Back to top