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प्रश्न
What is the main difference between free convection and forced convection?
विकल्प
Free convection uses water; forced convection uses air
Free convection occurs naturally; forced convection uses a fan to accelerate airflow
Free convection is faster than forced convection
Forced convection does not involve heat transfer
MCQ
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उत्तर
Free convection occurs naturally; forced convection uses a fan to accelerate airflow
Explanation:
Forced convection is achieved by "employing a fan to create a rapid circulation of fresh air," unlike free convection which happens on its own.
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