Electrical Domestic Appliances MCQs In English-1, these questions are important for Online AITT CBT Exam of Electrician First Year Trade, all questions are based on NIMI pattern (NSQF Level 5). This question is also important for other competitive exams like Technial Helper, RRB, ALP, Metro, Technician, JDVVNL, JVVNL, UPPCL etc.
Electrical Domestic Appliances MCQs In English -1
1. What type of rotor is a fan?
(A) Squirrel Cage Rotor
(B) slip ring rotor
(C) Both A and B
(D) None
Answer- (A)
2. In which order the capacitor is connected in the fan?
(A) in parallel order of running winding
(B) series of running winding
(C) series of starting winding
(D) in parallel order of starting winding
Answer- (C)
3. Which part rotates in the ceiling fan?
(A) outer part
(B) inner part
(C) Both A and B
(D) None
Answer- (A)
4. Which part rotates in a table fan?
(A) outer part
(B) Inner part
(C) Both A and B
(D) None
Answer- (B)
5. What is the difference between ceiling fan and table fan?
(A) Capacitor
(B) winding
(C) direction of rotation
(D) All of the above
Answer- (C)
6. Where are cabin fans used?
(A) In homes
(B) In motor cycles
(C) In bus and train
(D) None
Answer- (C)
7. How much voltage does a cabin fan need to operate?
(A) 10 or 27 D.C. The voltage
(B) 24 or 28 D.C. The voltage
(C) 15 or 25 D.C. The voltage
(D) 20 or 30 D.C. The voltage
Answer- (B)
8. What is the height of the pedestal fan stand?
(A) 130 cm
(B) 140 cm
(C) 100 cm
(D) 120 cm
Answer- (D)
9. What is the rotation speed of air circulator fan?
(A) 1500 RPM
(B) 2000 RPM
(C) 3000 RPM
(D) 1000 RPM
Answer- (A)
10. What is the rotation speed of a Table Fan?
(A) 1500 RPM
(B) 1000 RPM
(C) 3000 RPM
(D) 2000 RPM
Answer- (B)
11. Exhaust fan is shaped
(A) 20X20 cm
(B) 30X60 cm
(C) 30X20 cm
(D) 20X30 cm
Answer- (B)
12. The exhaust fan has a rotating speed
(A) 300-800 RPM
(B) 200-800 RPM
(C) 700-900 RPM
(D) 500-900 RPM
Answer- (C)
13. What is the size of the exhaust fan in Desert Cooler?
(A) 38 or 35 cm
(B) 15 or 24 cm
(C) 25 or 28 cm
(D) 10 or 20 cm
Answer- (A)
14. Which motors are used in cooler?
(A) Temporary capacitor motor
(B) Replacement Motor
(C) Permanent capacitor motor
(D) None
Answer- (C)
15. What equipment are used in homes and hotels to cool the drinking water during ice cream time?
(A) Power Press
(B) electric heater
(C) Electrical A.C.
(D) Refrigerator
Answer- (D)
16. What principle does the refrigerator operate on?
(A) On Faraday's law
(B) On the principle of energy conservation
(C) On the principle of gas compression
(D) On the law of Lanz
Answer- (C)
17. Which gas is used in the refrigerator?
(A) Fluorine
(B) Fryon
(C) oxygen
(D) Carbon mono oxide
Answer- (B)
18. What is the temperature of deep freezer in refrigerator?
(A) -5 to 0 deg.
(B) -8 to 1 deg.
(C) -3 to 0 deg.
(D) -2 to 0 deg.
Answer- (A)
19. What is the motor used in the refrigerator?
(A) Temporary capacitor motor
(B) Replacement Motor
(C) Permanent capacitor motor
(D) Capacitor start capacitor run motor
Answer- (D)
20. What principle does the air conditioner operate on?
(A) On Faraday's law
(B) On the principle of energy conservation
(C) On the principle of gas compression
(D) On the law of Lanz
Answer- (C)
(A) Squirrel Cage Rotor
(B) slip ring rotor
(C) Both A and B
(D) None
Answer- (A)
2. In which order the capacitor is connected in the fan?
(A) in parallel order of running winding
(B) series of running winding
(C) series of starting winding
(D) in parallel order of starting winding
Answer- (C)
3. Which part rotates in the ceiling fan?
(A) outer part
(B) inner part
(C) Both A and B
(D) None
Answer- (A)
4. Which part rotates in a table fan?
(A) outer part
(B) Inner part
(C) Both A and B
(D) None
Answer- (B)
5. What is the difference between ceiling fan and table fan?
(A) Capacitor
(B) winding
(C) direction of rotation
(D) All of the above
Answer- (C)
6. Where are cabin fans used?
(A) In homes
(B) In motor cycles
(C) In bus and train
(D) None
Answer- (C)
7. How much voltage does a cabin fan need to operate?
(A) 10 or 27 D.C. The voltage
(B) 24 or 28 D.C. The voltage
(C) 15 or 25 D.C. The voltage
(D) 20 or 30 D.C. The voltage
Answer- (B)
8. What is the height of the pedestal fan stand?
(A) 130 cm
(B) 140 cm
(C) 100 cm
(D) 120 cm
Answer- (D)
9. What is the rotation speed of air circulator fan?
(A) 1500 RPM
(B) 2000 RPM
(C) 3000 RPM
(D) 1000 RPM
Answer- (A)
10. What is the rotation speed of a Table Fan?
(A) 1500 RPM
(B) 1000 RPM
(C) 3000 RPM
(D) 2000 RPM
Answer- (B)
11. Exhaust fan is shaped
(A) 20X20 cm
(B) 30X60 cm
(C) 30X20 cm
(D) 20X30 cm
Answer- (B)
12. The exhaust fan has a rotating speed
(A) 300-800 RPM
(B) 200-800 RPM
(C) 700-900 RPM
(D) 500-900 RPM
Answer- (C)
13. What is the size of the exhaust fan in Desert Cooler?
(A) 38 or 35 cm
(B) 15 or 24 cm
(C) 25 or 28 cm
(D) 10 or 20 cm
Answer- (A)
14. Which motors are used in cooler?
(A) Temporary capacitor motor
(B) Replacement Motor
(C) Permanent capacitor motor
(D) None
Answer- (C)
15. What equipment are used in homes and hotels to cool the drinking water during ice cream time?
(A) Power Press
(B) electric heater
(C) Electrical A.C.
(D) Refrigerator
Answer- (D)
16. What principle does the refrigerator operate on?
(A) On Faraday's law
(B) On the principle of energy conservation
(C) On the principle of gas compression
(D) On the law of Lanz
Answer- (C)
17. Which gas is used in the refrigerator?
(A) Fluorine
(B) Fryon
(C) oxygen
(D) Carbon mono oxide
Answer- (B)
18. What is the temperature of deep freezer in refrigerator?
(A) -5 to 0 deg.
(B) -8 to 1 deg.
(C) -3 to 0 deg.
(D) -2 to 0 deg.
Answer- (A)
19. What is the motor used in the refrigerator?
(A) Temporary capacitor motor
(B) Replacement Motor
(C) Permanent capacitor motor
(D) Capacitor start capacitor run motor
Answer- (D)
20. What principle does the air conditioner operate on?
(A) On Faraday's law
(B) On the principle of energy conservation
(C) On the principle of gas compression
(D) On the law of Lanz
Answer- (C)