Loading Test...

Instruction:

- This is a FREE online test. DO NOT pay money to anyone to attend this test.
- Total number of questions :
**20**. - Time alloted :
**30**minutes. - Each question carry 1 mark, no negative marks.
- DO NOT refresh the page.
- All the best :-).

1. | Materials with lots of free electrons are called |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Voltage, Current and Resistance Discuss about this problem : Discuss in Forum |

2. | Eight-tenths coulomb passes a point in 4 s. The current in amperes is |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Voltage, Current and Resistance Discuss about this problem : Discuss in Forum |

3. | A wiper is the sliding contact in a |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Voltage, Current and Resistance Discuss about this problem : Discuss in Forum |

4. | A 120 resistor must carry a maximum current of 25 mA. Its rating should be at least |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Energy and Power Discuss about this problem : Discuss in Forum |

5. | Three 47 resistors are connected in parallel across a 110 volt source. The current drawn from the source is approximately |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Parallel Circuits Discuss about this problem : Discuss in Forum |

6. | Find the Thevenin equivalent ( |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Circuit Theorems and Conversions Discuss about this problem : Discuss in Forum |

7. | Referring to circuit given, if |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Circuit Theorems and Conversions Discuss about this problem : Discuss in Forum |

8. | A practical current source has a finite internal resistance. |
|||||||||

Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Circuit Theorems and Conversions Discuss about this problem : Discuss in Forum |

9. | The duty cycle of a pulse waveform with a pulse width of 10 µs and a period of 100 µs is 25%. |
|||||||||

Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Alternating Current and Voltage Discuss about this problem : Discuss in Forum |

10. | What is the capacitance when |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Capacitors Discuss about this problem : Discuss in Forum |

11. | A transformer with a 110 V primary has a 15:1 turns ratio. The load resistance, |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Transformers Discuss about this problem : Discuss in Forum |

12. | A transformer |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Transformers Discuss about this problem : Discuss in Forum |

13. | The voltages in Problem 5 are measured at a certain frequency. To make the resistor voltage less than the inductor voltage, the frequency is |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : RL Circuits Discuss about this problem : Discuss in Forum |

14. | The resistor voltage in an |
|||||||||

Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : RL Circuits Discuss about this problem : Discuss in Forum |

15. | A 6.8 k resistor, a 7 mH coil, and a 0.02 F capacitor are in parallel across a 17 kHz ac source. The coil's internal resistance, R(eq), is_{p} |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : RLC Circuits and Resonance Discuss about this problem : Discuss in Forum |

16. | An |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Passive Filters Discuss about this problem : Discuss in Forum |

17. | A series resonant band-stop filter consists of a 68 resistor, a 110 mH coil, and a 0.02 F capacitor. The internal resistance, f_{0}? |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Passive Filters Discuss about this problem : Discuss in Forum |

18. | Referring to the given circuit, what is |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Circuit Theorems in AC Analysis Discuss about this problem : Discuss in Forum |

19. | If the capacitor in an integrator becomes leaky, |
|||||||||||||||||||

Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Time Response of Reactive Circuits Discuss about this problem : Discuss in Forum |

20. | The rising and falling edges of a pulse waveform contain the higher frequency component. |
|||||||||

Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Time Response of Reactive Circuits Discuss about this problem : Discuss in Forum |

**Submit your test now to view the Results and Statistics with answer explanation.**