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A. Red
B. White
C. Black
D. Yellow
Answer
C. Black
Submitted by: Toheed Ahmed
Bio gas is the common name of _________?
A. Natural gas
B. Oxygen
C. Carbon dioxide
D. Nitrogen
Answer
A. Natural gas
Submitted by: Toheed Ahmed
One thousand watt power is called as _________?
A. 0.5 kilowatt
B. 0.8 kilowatt
C. 1.0 kilowatt
D. 1.5 kilowatt
Answer
C. 1.0 kilowatt
Submitted by: Toheed Ahmed
One kilowatt-hour is the amount of electrical energy that is consumed by 1000 watt appliance in ________?
A. 30 minutes
B. 45 minutes
C. 1 hour
D. 1 hr and 15 minutes
Answer
C. 1 hour
Submitted by: Toheed Ahmed
According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in _______?
A. 2 hours
B. 5 hours
C. 8 hours
D. 10 hours
Answer
D. 10 hours
Submitted by: Toheed Ahmed
Units of electricity consumed by 2500 watt air-conditioner in one hour are ________?
A. 25 units
B. 2.25 units
C. 2.5 units
D. 0.25 units
Answer
C. 2.5 units
Submitted by: Toheed Ahmed
In the electricity meter, the digit to the extreme right is _________?
A. 1/5th of the unit
B. 1/10th of the unit
C. 1/100 of the unit
D. 1/1000th of the unit
Answer
B. 1/10th of the unit
Submitted by: Toheed Ahmed
In which system of units, gas bills are charged?
A. SI
B. BTU
C. CGS
D. (b) and (c)
Answer
B. BTU
Submitted by: Toheed Ahmed
In BTU system, one BTU is equal to?
A. 2055 Joule
B. 1155 Joule
C. 1055 Joule
D. 2155 Joule
Answer
C. 1055 Joule
Submitted by: Toheed Ahmed
BTU is the abbreviation of?
A. British technical units
B. British thermal units
C. British textile units
D. British temperature units
Answer
B. British thermal units
Submitted by: Toheed Ahmed