Quiz 3 & 4: Unit 4, 7 & 8
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Q1           Score:  1
 A. 5 mm
 B. 5 cm
 C. 0.5 m
 D. 5 m
Q2           Score:  1
 A. Power factor decreases
 B. Power factor becomes unity
 C. Power factor increases
 D. Power factor becomes zero
Q3           Score:  1
 A. 1W
 B. 10W
 C. 100W
 D. 1000W
Q4           Score:  1
 A. electrolytic circuit breaker
 B. earth locking circuit breaker
 C. earth leakage circuit breaker
 D. electric leakage circuit breaker
Q5           Score:  1
 A. 201
 B. 301
 C. 401
 D. 501
Q6           Score:  1
 A. Dry Cell
 B. Nickel Cadmium Battery
 C. Lithium Ion Battery
 D. Lead Acid Battery
Q7           Score:  1
 A. 12V
 B. 20V
 C. 10V
 D. 24V
Q8           Score:  1
 A. fuses are used only
 B. circuit breakers are used only
 C. fuses and circuit breakers are used
 D. fuses and resistor are used
Q9           Score:  1
 A. 443.786 ohms
 B. 887.574 ohms
 C. 300.323 ohms
 D. 600.271 ohms
Q10           Score:  1
 A. Risk of Electrical Shock
 B. Object falling from height
 C. Trip Hazard
 D. Carcinogenic
Q11           Score:  1
 A. Relay
 B. Manual Call Point
 C. Detector
 D. Power Supply
Q12           Score:  1
 A. I = V/R
 B. I = VR
 C. I = R/V
 D. I = VP
Q13           Score:  1
 A. 460 W
 B. 414 W
 C. 200 W
 D. 0.460 W
Q14           Score:  1
 A. Zero
 B. Unity
 C. 0.5
 D. 0.4
Q15           Score:  1
 A. < 50 V ac
 B. 50 > 1000V AC
 C. 220 > 1500V AC
 D. 380 > 2000V AC
Q16           Score:  1
 A. Dielectric
 B. Electrodes
 C. Cathode
 D. Electrolyte
Q17           Score:  1
 A. Circulatory collapse
 B. Ventricular fibrillation
 C. Venous embolism
 D. Pulmonary arrest
Q18           Score:  1
 A. Unique Power Supply
 B. Unity Power Supply
 C. Under Voltage Power Supply
 D. Uninterrupted Power Supply
Q19           Score:  1
 A. Hard hat
 B. Safety boots
 C. Impact googles
 D. High visibility vest
Q20           Score:  1
 A. To carry current from a balanced load
 B. To carry current from an unbalanced load
 C. To maintain each phase current in balance
 D. To maintain the phase currents out of balance


   



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