MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Electronic Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
RMS value of i ( t ) = 10[1 + sin (- t )] is |
| A. | 10 |
| B. | 10/ 2 |
| C. | l50 |
| D. | 10 2 |
| Answer» D. 10 2 | |
| 2. |
The current wave shape shown in figure (1) is applied to a circuit element. The voltage across the element is shown in figure (2). The element is |
| A. | R |
| B. | L |
| C. | C |
| D. | Semiconductor |
| Answer» D. Semiconductor | |
| 3. |
A 3 phase balanced supply feeds 3 phase unbalanced load. Power supplied to the load can be measured by using |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 2 and 3 |
| D. | 3 alone |
| Answer» C. 2 and 3 | |
| 4. |
C = (2) (energy)/V 2 |
| A. | True |
| B. | False |
| C. | - |
| D. | - |
| Answer» B. False | |
| 5. |
Which of the following pairs are correctly matched? |
| A. | 1, 2 and 3 |
| B. | 2 and 3 |
| C. | 1 and 3 |
| D. | 1 and 2 |
| Answer» E. | |
| 6. |
In the figure shown, A 1 , A 2 , A 3 are identical Ammeters. If A 1 and A 3 read 5 and 13 A respectively, reading of A 2 will be |
| A. | 8 |
| B. | 13 A |
| C. | 18 |
| D. | 12 A |
| Answer» E. | |
| 7. |
, i ( t ) = |
| A. | 3 e -4 t - e -5 t |
| B. | 3 e -4 t - 2 e -3 t |
| C. | 2 e -4 t - 5 e -2 t |
| D. | 3 e -4 t - e - t |
| Answer» C. 2 e -4 t - 5 e -2 t | |
| 8. |
A cable has an insulation resistance of 10 10 ohms. If the length is doubled, the insulation resistance will be |
| A. | 2 x 10 10 ? |
| B. | 0.5 x 10 10 ? |
| C. | 10 10 ? |
| D. | 4 x 10 10 ? |
| Answer» C. 10 10 ? | |
| 9. |
In the circuit of figure, the switch is closed at t = 0. At t = 0 + the current through C is |
| A. | 4 A |
| B. | 2.5 A |
| C. | 3.1 A |
| D. | 0 |
| Answer» B. 2.5 A | |
| 10. |
Z( c ) for the network shown in the figure is The value of C and R are, respectively |
| A. | 1/6 F and 4 ? |
| B. | 2/9 F and 9/2 ? |
| C. | 2/3 F and 1/2 ? |
| D. | 1/2 F and 1 ? |
| Answer» B. 2/9 F and 9/2 ? | |
| 11. |
Two networks are cascaded through an ideal buffer. If t d 1 and t d 2 are delay times of network, the overall delay time is |
| A. | t d 1 + t d 2 |
| B. | t 2 d 1 + t 2 d 2 |
| C. | t d 1 + t d 2 |
| D. | - |
| Answer» E. | |
| 12. |
In an R-C series circuit excited by a voltage E, the charge across capacitor at t = 0 + is |
| A. | 0 |
| B. | CE |
| C. | CE (1 - e - t /RC ) |
| D. | none of the above |
| Answer» B. CE | |
| 13. |
and i ( t ) is a unit step, then V( t ) in the steady state is given by |
| A. | 4/9 |
| B. | 4/3 |
| C. | 0 |
| D. | ? |
| Answer» B. 4/3 | |