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flat plate collectors

Authored by NISHA N

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flat plate collectors
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1-Direct Solar energy is used for

(A) Water heating

(B) Distillation

(C) Drying

(D) All of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The collection efficiency of Flat plate collector can be improved by

(A) putting a selective coating on the plate

(B) evacuating the space above the absorber plate

(C) both (A) and (B)

(D) None of the above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The efficiency of various types of collectors ______ with _______ temperature.

(A) increases, decreasing

(B) decreases, increasing

(C) remains same, increasing

(D) depends upon type of collector

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Global radiation =

(A) Direct radiation – Diffuse Radiation

(B) Direct radiation + Diffuse Radiation

(C) Direct radiation + Diffuse Radiation

(D) Diffuse Radiation / Direct radiation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To how many types are flat plate collectors divided depending on type of heat transfer fluid?

(A) 2

(B) 3

(C) 4

(D)5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For what purpose are Gas heating collectors used?

a) To trap solar radiance

b) To act as a medium to help in conversion of sunlight to electrical energy

c) Employed as solar air heaters

d) They act as alternate panels in case of failure

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Liquid heating collectors are mainly used for _________

a) heating water

b) generating electricity

c) cooking

d) trapping sunlight

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