Solar System - Mock Test 4

Question 31

The energy radiated by the sun in bright sunny day is about?

A) 2.5 kW/m2 B) 1.0 kW/m2 C) 500 W/m2 D) 200 W/m2

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Question 32

Most of the solar radiation received on the earth surface is within the range of?

A) 0.25 to 0.4 micron B) 0.4 to 0.8 microns C) 0.6 to 0.95 microns D) 0.1 to 0.25 microns a

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Question 33

Which of the following area is preferred for solar power plants?

A) Coastal areas B) Hot arid zones C) Mountain tops D) High rainfall zones

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Question 34

Sun tracking system is required in the case of?

A) Cylindrical and parabolic and paraboloid B) Flat plate collector C) Both a and b D) None of the above

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Question 35

The output of solar cells is of the order of?

A) 0.5 watts B) 1.0 watts C) 5.0 watts D) 10 watts

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Question 36

The voltage of solar cells is?

A) 0.5 to 1 V B) 1 to 2 V C) 2 to 3 V D) 4 to 5 V

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Question 37

The efficiency of solar cells is about?

A) 25% B) 15% C) 40% D) 60%

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Question 38

A module is a?

A) Series-arrangement of solar cells B) Parallel arrangement of solar cells C) Series-parallel arrangement of solar cells D) None of the above

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Question 39

Solar cells are made of?

A) Aluminium B) Germanium C) Silicon D) Cadmium

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Question 40

The solar or photo voltaic cell converts?

A) Chemical energy to electrical energy B) Solar radiation into electrical energy C) Solar radiation into thermal energy D) Thermal energy into electrical energy

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