Statement_1:_Plate_heat_exchangers_are_used_in_heat_sensitive_foods_li

1.	Statement_1:_Plate_heat_exchangers_are_used_in_heat_sensitive_foods_like_milk.
A.
B.	True, False
C.	True, True
Answer» C. True, True

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Statement 1: In coiled heat exchanger, the coils can be present inside and outside the vessel.Statement 2: The coils can have either hot/cold fluid present inside them or even electrical coils can be present.
Statement 1: Plate heat exchangers are used in heat sensitive foods like milk.Statement 2: Principle behind plate heat exchangers is that there is very less space between the plates and hence quick heating can take place.
Which of the following heat exchangers are used for the quick exchange of heat?
Which of the following is untrue about scraped surface heat exchangers?
Statement 1: Scraping improves heat transfer co-efficient by 5 times in case of non-Newtonian fluids.Statement 2: In food industry, major physical changes to food items when they’re processed, take place like transformation from Newtonian to Non-Newtonian fluids. Hence, scraped surface heat exchangers are very beneficial.
Statement 1: Generally, in small scaled jacketed pans, food products like jams, sauces etc are made.Statement 2: Baffles provide structural support to tubes, but they cannot prevent channeling.
Statement 1: Difference between 1-1 and 1-2 heat exchanger is that 1-2 has both counter AND co current, whereas 1-1 has only co-current.Statement 2: 1-2 heat exchanger requires a high pressure drop.
External heat exchangers are gaining popularity as they’ve several advantages over conventional methods. Still, there is a major drawback. Which among the following is it?
STATEMENT_1:_SCRAPING_IMPROVES_HEAT_TRANSFER_CO-EFFICIENT_BY_5_TIMES_IN_CASE_OF_NON-NEWTONIAN_FLUIDS.?$
Which of the following heat exchangers are used for the quick exchange of heat?$

Statement_1:_Plate_heat_exchangers_are_used_in_heat_sensitive_foods_like_milk.

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