What is the cause of convection heat transfer in evaporators?
A. Convection is heat transfer by neutrons
B. Convection is heat transfer by mass motion of a heat source
C. Convection is mass transfer by mass motion of a fluid
D. Convection is heat transfer by mass motion of a fluid
Explanation: Convection is heat transfer by mass motion of a fluid like water, air. Due to this movement the heated fluid moves away from the source of heat and thus carrying energy with it.
In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be tr...
Statements:All gems are stones.
Some stones are diamonds.
Some diamonds are jewelry.
Some jewelry are pearls.
Conclusions:I....
Statements:
Some pens are stands.
All stands are pencils.
Conclusions:
I. Some pens are...
Conclusions:
I. Some Signs are Symbols.
II. Some Signs are not Marks.
III. No Number is a Mark.
Statements:
Statements: Some trucks are buses.
All buses are cars.
All cars are bikes.
Conclusions: I. Some trucks are bikes.
...
Statements:
All present are past
Some past are future
Only a few future is tense
Conclusions:
I. Some t...
Statements : Some cities are villages.
No village is a town.
All towns are countries.
Conclusions:I. Some towns being cities is a ...
In the question below there are three statements followed by two conclusions I and II. You have to take the three given statements to be true even if t...
Statements:
Only shirt is pant.
Some clothes are shirts.
Only a few shoes are clothes.
Conclusions:
I. Some clo...
Statements:
All Curtain are Wall
Only a few Rod are Curtain
No Sticker is Rod
Conclusions:
I. No Sticker is Wall
II. All Sticker are Wall is a possibility
