MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Electromagnetic Theory Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Divergence theorem computes to zero for a solenoidal function. State True/False. |
| A. | a)True |
| B. | b)False |
| Answer» B. b)False | |
| 2. |
For a function given by F = 4x i + 7y j +z k, the divergence theorem evaluates to which of the values given, if the surface considered is a cone of radius 1/2π m and height 4π2 m. |
| A. | a)1 |
| B. | b)2 |
| C. | c)3 |
| D. | d)4 |
| Answer» C. c)3 | |
| 3. |
Find the divergence theorem value for the function given by (ez, sin x, y2) |
| A. | a)1 |
| B. | b)0 |
| C. | c)-1 |
| D. | d)2 |
| Answer» C. c)-1 | |
| 4. |
If a function is described by F = (3x + z, y2 − sin x2z, xz + yex5), then the divergence theorem value in the region 0 |
| A. | a)13 |
| B. | b)26 |
| C. | c)39 |
| D. | d)51 |
| Answer» D. d)51 | |
| 5. |
The divergence theorem value for the function x2 + y2 + z2 at a distance of one unit from the origin is |
| A. | a)0 |
| B. | b)1 |
| C. | c)2 |
| D. | d)3 |
| Answer» E. | |
| 6. |
Evaluate the surface integral ∫∫ (3x i + 2y j). dS, where S is the sphere given by x2 + y2 + z2 = 9. |
| A. | a)120π |
| B. | b)180π |
| C. | c)240π |
| D. | d)300π |
| Answer» C. c)240π | |
| 7. |
Gauss theorem uses which of the following operations? |
| A. | a)Gradient |
| B. | b)Curl |
| C. | c)Divergence |
| D. | d)Laplacian |
| Answer» D. d)Laplacian | |