What is the full form of MCB?

A Miniature contact breaker
B Mini circuit breaker
C Miniature circuit breaker
D Mini contact breaker

Correct Answer: Miniature circuit breaker

MCB stands for miniature circuit breaker. It is an automatic electro mechanical switching device which is used in most of the houses, apartments, industries etc. This device automatically breaks the circuit from the main power supply when excessive current passes through it.
Bissoy MCQ
#Mechatronics #Electrical Actuating Systems #Electrical Relays

Related Questions

A gas tank that is 1/3 full requires 6 gallons to make it 5/6 full. What is its full capacity?
A 10 gallons
B 6 gallons
C 18 gallons
D 12 gallons
If Farhan were to add 5 gallons of kerosine to a tank that is already 3/4 full of kerosine , the tank would be 7/8 full. How many gallons of kerosine would the tank hold if it were full ?
A 25 gallons
B 40 gallons
C 64 gallons
D 80 gallons
If Farhan were to add 5 gallons of kerosene to a tank that is already 34 full of kerosine , the tank would be 78 full . How many gallons of kerosine would the tank hold if it wre full .
A 25 gallons
B 40 gallons
C 64 gallons
D 80 gallons
A Petrol tank now is 12 full. After you remove 8 gallons petrol from the 12 full tank, the tank is then 110 full. what is the capacity in gallons of the tank?
A 40
B 1512
C 20
D 30
A Petrol tank now is 1/2 full. After you remove 8 gallons petrol from the 1/2 full tank, the tank is then 1/10 full. What is the capacity in gallons of the tank ?
A 4
B 3
C 20
D 1
A Water reservoir is 1/5th full and requires 20 liters more to make it 3/5th full. What is the capacity of the reservoir ?
A 40
B 50
C 60
D None of these
A gas tank is 1/5th full and requires 32 gallons more to make it 3/7 full. What is the capacity of the tank?
A 120 gallons
B 140 gallons
C 135 gallons
D 145 gallons
A petrol tank that is 1/2 full has 8 gallons petrol removed. The tank is then 1/10 full. What is the capacity, in gallons, of the tank?
A 40
B 15
C 20
D 30
A tank is 30% full with water. If 18 liters of water is added, the tank becomes 3/4 full. What is the capacity of the tank?
A 36
B 40
C 45
D 56
A container is 1/2 full., When 8 gallons is removed the container is 1/10 full. What is the capacity of the container in gallon?
A 22
B 24
C 20
D 16

Next steps