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Que. An inversion of smoke escape occurs if
a. layer of warm air continually replaces the cold air
b. layer of warm air acts like a lid and does not allow the cold air and smoke to escape
c. hot air and smoke react to form smog
d. cold air acts as a lid and prevents escape of smoke and sulphur dioxide
Correct Answer:layer of warm air acts like a lid and does not allow the cold air and smoke to escape
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