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. |
Instrument used to measure direct beam of solar irradiance is called ____________ |
| A. | Pyranometer |
| B. | Net radiometer |
| C. | Gardon gauge |
| D. | Pyrheliometer |
| Answer» E. | |
| 2. |
Which type of device is used to measure solar irradiance on a planar surface? |
| A. | Pyranometer |
| B. | Net radiometer |
| C. | Gardon gauge |
| D. | Pyrheliometer |
| Answer» B. Net radiometer | |
| 3. |
What is the angle of declination on 60th day of the leap year? |
| A. | -8.29 |
| B. | 8.29 |
| C. | 4.82 |
| D. | 12.44 |
| Answer» B. 8.29 | |
| 4. |
What is the angle of declination on May 12 considering it s a leap year? |
| A. | 20.34<sup>o</sup> |
| B. | 22.85<sup>o</sup> |
| C. | 29.42<sup>o</sup> |
| D. | 12.4<sup>o</sup> |
| Answer» B. 22.85<sup>o</sup> | |
| 5. |
What is angle of declination on 305th day of year and what day is it? |
| A. | -23.26<sup>o</sup>, November 2 |
| B. | -15.06<sup>o</sup>, November 1 |
| C. | -18.96<sup>o</sup>, November 2 |
| D. | -10.52<sup>o</sup>, November 1 |
| Answer» C. -18.96<sup>o</sup>, November 2 | |
| 6. |
How much would be the angle of declination on DECEMBER 21 at 0900 h (LAT). The collector s located in New Delhi (28o35 N, 77o12 E) and is tilted at an angle of 36o with the horizontal and is pointing south? |
| A. | -44.28<sup>o</sup> |
| B. | -28.92<sup>o</sup> |
| C. | -23.45<sup>o</sup> |
| D. | -42.22<sup>o</sup> |
| Answer» D. -42.22<sup>o</sup> | |
| 7. |
The vector sum of the components along the line normal of the titled surface in a direction normal to the tilted surface is called as __________ |
| A. | Solar intensity |
| B. | Declination |
| C. | Incident angle |
| D. | Hour angle |
| Answer» B. Declination | |