MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Energy Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The solar angle in degrees along the horizon east or west of north or it is the horizontal angle measured from north to the horizontal projection of sun s rays is called ___________ |
| A. | Solar azimuth angle |
| B. | Zenith angle |
| C. | Altitude angle |
| D. | Declination |
| Answer» B. Zenith angle | |
| 2. |
The angle between the sun s rays and a line perpendicular to the horizontal plane through angle the beam of the sun and vertical is called __________ |
| A. | Solar Azimuth angle |
| B. | Zenith angle |
| C. | Altitude angle |
| D. | Declination |
| Answer» C. Altitude angle | |
| 3. |
The angle through which the earth must turn to bring the meridian of a point directly in sun s rays is called __________ |
| A. | Hour angle |
| B. | Declination |
| C. | Latitude |
| D. | Air mass |
| Answer» B. Declination | |
| 4. |
Angular distance of sun s rays north or south of the equator is called _______ |
| A. | Declination |
| B. | Hour angle |
| C. | Latitude |
| D. | Air mass |
| Answer» B. Hour angle | |
| 5. |
Radiation intensity I normal to the surface is given by __________ |
| A. | ICos |
| B. | Itan |
| C. | ICot |
| D. | Isin |
| Answer» B. Itan | |
| 6. |
What is n in the following solar intensity formula? I = Isc {1 + 0.033cos (360n/365)} |
| A. | Day of the year |
| B. | Month of the year |
| C. | The year |
| D. | Week of the year |
| Answer» B. Month of the year | |
| 7. |
The amount of energy received in unit time on a unit area perpendicular to the sun s direction at the mean distance of the earth from the sun is called ________ |
| A. | Solar radiation |
| B. | Solar constant |
| C. | Intensity of solar radiation |
| D. | Air Mass |
| Answer» C. Intensity of solar radiation | |