Renewable Energy Mock Test 6

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Question 1 of 10

1. Which of the following involves studying the physics of wind flow?

Fluid dynamics

Polymer science

Microbial fuel cells

Combustion

Question 1 of 10

Question 2 of 10

2. What are eddies in wind?

Areas where the local wind blows opposite to that of the net direction of wind-motion

Areas where the global wind blows opposite to that of the net direction of wind-motion

Areas where the local wind blows in the same direction as the net direction of wind-motion

Areas where the local wind blows randomly to that of the net direction of wind-motion

Question 2 of 10

Question 3 of 10

3. Which of the following governs the efficiency of any practical solar thermo-mechanical system?

Photovoltaics

Brayton Cycle

Properties of working fluid

Rankine Cycle

Question 3 of 10

Question 4 of 10

4. What are periodic winds?

Trade winds

Westerly winds

Winds that do not change their direction periodically with the change in season

Winds that change their direction periodically with the change in season

Question 4 of 10

Question 5 of 10

5. What is a downwind turbine?

Rotor is positioned at the bottom of the tower

Rotor of the turbine is in front of the unit

Rotor of the turbine is behind the unit

Rotor is positioned at the three-quarters of the height of the tower

Question 5 of 10

Question 6 of 10

6. Which of the following devices indicate wind direction?

Wind’s direction cannot be measured

Multimeter, oscilloscope

Weather vanes, windsocks

Accelerometer

Question 6 of 10

Question 7 of 10

7. The speed at the tip of the blade is faster than its center.

True

False

Question 7 of 10

Question 8 of 10

8. What are trade winds?

Winds blowing from equatorial low pressure areas to sub-tropical high pressure areas

Winds blowing from equatorial high pressure areas to sub-tropical low pressure areas

Winds that trade with each other

Winds blowing from sub-tropical high pressure areas to equatorial low pressure areas

Question 8 of 10

Question 9 of 10

9. Which of the following is a mechanical application of wind energy?

Electricity

Lighting

Pumping water

Wind surfing

Question 9 of 10

Question 10 of 10

10. Which of the following are the two most important planetary winds?

Deployment

Trades and economics

Hosting

Trade winds and westerly winds

Question 10 of 10