- (a) 300°C
- (b) 350°C
- (c) 400°C
- (d) 450°C
_______ is considered the largest glacier of Pakistan.
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- (B) Tirich Mir Glacier
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Crude oil is heated in the furnace up to:
Crude oil is heated in the furnace up to:
- In the case of fractional distillation, the crude oil is heated in a furnace to the point where most of the components change to a vapor before they are sent to the fractionating column for separation. The important detail here is the temperature of 400°C. This is why the correct answer is (c) 400°C.
- In the case of the normal atmospheric fractional distillation of crude oil, the crude oil is heated in the furnace to a temperature of 350°C to 400°C. In some special cases, the temperature may be a little higher, but 400°C is the standard maximum temperature for the furnace. Therefore, to attain the maximum level of vaporization of the crude fractions, the best answer among the ones provided is: (c) 400°C
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