2019
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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BDL
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BEML
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HAL
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BEL
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Detailed explanation-1: -Navratna Defence PSU Bharat Electronics Limited (BEL) launched its atmospheric water generator, which would provide safe drinking water straight from the air.
Detailed explanation-2: -Atmospheric water generation (AWG) uses technology to produce potable water from surrounding air. This provides the potential to expand water availability during shortages, contamination events, and other issues that can interrupt drinking water services.
Detailed explanation-3: -Basically the system has four components: a compressor, a condenser, a thermal expansion valve and an evaporator. Circulating refrigerant enters the compressor as saturated vapor and is compressed This results in high pressure which in turn is responsible for higher temperature.
Detailed explanation-4: -This first-generation product, producing up to five gallons of water a day, costs about $2,500.