Consider the following statements : ...Read more
Hydrofluorocarbons (HFCs) are synthetic chemicals widely employed in industries, mainly for refrigeration and cooling purposes. These man-made compounds were introduced as alternatives to ozone-depleting substances that are being phased out under the Montreal Protocol. HFCs are specifically designedRead more
Hydrofluorocarbons (HFCs) are synthetic chemicals widely employed in industries, mainly for refrigeration and cooling purposes. These man-made compounds were introduced as alternatives to ozone-depleting substances that are being phased out under the Montreal Protocol. HFCs are specifically designed for applications in refrigeration, air-conditioning, aerosol propellants, and insulating foams, with additional, smaller roles in fire protection and as solvents. Unlike some other compounds, HFCs lack lubricating properties. Therefore, the correct option is Only three.
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Let's evaluate the above statements: Amarkantak Hill: Recognized as a significant natural heritage site. Serves as the junction of the Vindhya and Satpura Ranges. Therefore, statement 1 is INCORRECT. Biligirirangan Hills: Located in the southeastern region of Karnataka. The Satpura Range, in contrasRead more
Let’s evaluate the above statements:
Therefore, the correct answer is None.
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