MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Solar Energy knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Outgoing long-wave radiation depends on the temperature of radiating body. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Presence of greenhouse gases leads to global warming. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
If not all, most of the outgoing long-wave radiation is emitted to space ________ |
| A. | in the absence of greenhouse gases and cloud cover |
| B. | in the presence of greenhouse gases but absence of cloud cover |
| C. | in the absence of greenhouse gases but presence of cloud cover |
| D. | in the presence of greenhouse gases and cloud cover |
| Answer» B. in the presence of greenhouse gases but absence of cloud cover | |
| 4. |
Greenhouse gases ________ outgoing long-wave radiation. |
| A. | emit |
| B. | transmit |
| C. | are conducive for |
| D. | hinder |
| Answer» E. | |
| 5. |
Which of the following gases absorb outgoing long-wave radiation? |
| A. | Carbon |
| B. | Natural gas |
| C. | Water vapour |
| D. | Argon |
| Answer» D. Argon | |
| 6. |
Higher the cloud albedo ________ |
| A. | less is the amount of solar radiation reflected back to earth |
| B. | more is the amount of solar radiation reflected back to earth |
| C. | less is the amount of solar radiation received from sun |
| D. | more is the amount of solar radiation received from sun |
| Answer» C. less is the amount of solar radiation received from sun | |
| 7. |
What is albedo? |
| A. | Measure of diffused reflection of solar radiation out of the total amount received by astronomical body |
| B. | Measure of absorption of solar radiation out of the total amount received by astronomical body |
| C. | Measure of diffused reflection of solar radiation out of the total amount received |
| D. | Measure of absorbed of solar radiation out of the total amount received by |
| Answer» B. Measure of absorption of solar radiation out of the total amount received by astronomical body | |
| 8. |
How do clouds block the outgoing long-wave radiation (OLR)? |
| A. | By emission |
| B. | By adsorption and scattering |
| C. | By absorption and adsorption |
| D. | By scattering and absorption |
| Answer» E. | |
| 9. |
Which of the following blocks the outgoing long-wave radiation? |
| A. | Earth |
| B. | Seas |
| C. | Clouds |
| D. | Airplanes |
| Answer» D. Airplanes | |
| 10. |
What is all-wave radiation? |
| A. | Sum of shortwave and long-wave-up-dwelling radiation minus sum of shortwave and long-wave-down-dwelling radiation |
| B. | Sum of shortwave and long-wave-down-dwelling radiation minus sum of shortwave and long-wave-up-dwelling radiation |
| C. | Difference of shortwave and long-wave-up-dwelling radiation plus difference of shortwave and long-wave-down-dwelling radiation |
| D. | Difference of shortwave and long-wave-down-dwelling radiation plus difference of shortwave and long-wave-up-dwelling radiation |
| Answer» C. Difference of shortwave and long-wave-up-dwelling radiation plus difference of shortwave and long-wave-down-dwelling radiation | |
| 11. |
What is the average extraterrestrial irradiance received by earth (solar constant)? |
| A. | 1361 Watts/square meter |
| B. | 1361 Watts |
| C. | 1250 Watts/square meter |
| D. | 1250 Joules |
| Answer» B. 1361 Watts | |
| 12. |
Why does the extraterrestrial radiation received by earth vary throughout the year? |
| A. | Because earth’s orbit is circular |
| B. | Because of radiation losses when travelling through ether |
| C. | Because of radiation losses when travelling through vacuum |
| D. | Because earth’s orbit is elliptic |
| Answer» E. | |
| 13. |
Extraterrestrial radiation received by earth ________ throughout the year. |
| A. | is constant |
| B. | monotonically decreases |
| C. | varies |
| D. | monotonically increases |
| Answer» D. monotonically increases | |
| 14. |
Which of the following is used to measure extraterrestrial radiation? |
| A. | Pressure |
| B. | Watts/square meter |
| C. | Joules/square meter |
| D. | Torque |
| Answer» C. Joules/square meter | |
| 15. |
What is extraterrestrial radiation? |
| A. | Intensity of sun at the top of earth’s atmosphere |
| B. | Intensity of sun at the top of its atmosphere |
| C. | Energy of sun at the top of earth’s atmosphere |
| D. | Force of sun on earth |
| Answer» B. Intensity of sun at the top of its atmosphere | |