Heat Transfer
The equivalent diameter for pressure drop is __________ that for heat transfer

smaller than
greater than
equal to
None of the listed here

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Heat Transfer
A process stream of dilute aqueous solution flowing at the rate of10 Kg.s⁻¹ is to be heated. Steam condensate at 95°C is available for heating purpose, also at a rate of 10 Kg.s⁻¹. A 1 - 1 shell and tube heat exchanger is available. The best arrangement is

Counter flow with process stream on tube side
Parallel flow with process stream on shell side
Counter flow with process stream on shell side
Parallel flow with process stream on tube side

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Heat Transfer
Heat transfer by conduction results due to the transfer of free electrons, kinetic energy & vibrational energy from one molecule to another. Conduction heat transfer can not take place

Both B & C
From one part of a body to the another part of the same body
Between two bodies not in physical contact with each other
Between two bodies in physical contact with each other

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