Everyday Science MCQs

5120 MCQs  (Page 185 of 512)

Attempt Everyday Science MCQs Quiz
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
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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
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In the electricity meter the digit to the extreme right is___________?
A. 1/5th of the unit
B. 1/100 of the unit
C. 1/10th of the unit
D. 1/1000th of the unit
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In BTU system, one BTU is equal to__________?
A. 2055 joule
B. 1155 joule
C. 2155 joule
D. 1055 joule
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In which system of units, gas bills are charged?
A. Si
B. Cgs
C. Btu
D. Cng
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All forms of energy that we use are ultimately transformed into__________?
A. Electrical energy
B. Heat energy
C. Light energy
D. Chemical energy
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Sound travels_______ in solid materials then liquid?
A. Constant
B. Slowest
C. Fastest
D. None of these
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The chemical name of “Acid” (Tezaab) is___________?
A. Sulfuric acid
B. Sodium chloride
C. Citric acid
D. None of these
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During winter in cold countries, the __________ is mixed to melt the ice on the icy roads.
A. Salt
B. Chlorine
C. Carbon dioxide
D. Water
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Which of the following mixture of gases is required in gas welding?
A. Oxygen and ethylene
B. Oxygen and hydrogen
C. Acetylene and oxygen
D. Acetylene and hydrogen
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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