GK
INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Factories had to close down early.
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Factories could remain open 24 hours a day.
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People began moving back to the countryside.
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People could only go to the factories in the morning.
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Detailed explanation-1: -Electricity allowed factories to stay open through night-time hours, facilitated more rapid communication via the electric telegraph, and resulted in the expansion of demand for fossil fuels to power factories, streetlights, and homes.
Detailed explanation-2: -Emissions of greenhouse gases and other air pollutants, especially when a fuel is burned. Use of water resources to produce steam, provide cooling, and serve other functions. Discharges of pollution into water bodies, including thermal pollution (water that is hotter than the original temperature of the water body).
Detailed explanation-3: -The industrial sector uses electricity for operating industrial motors and machinery, lights, computers and office equipment, and equipment for facility heating, cooling, and ventilation.