logo

CuriousTab

CuriousTab

Discussion

Home ‣ Electrical Engineering ‣ Alternating Current and Voltage See What Others Are Saying!
  • Question

  • The conductive loop on the rotor of a simple two-pole, single-phase generator rotates at a rate of 400 rps. The frequency of the induced output voltage is


  • Options
  • A. 40 Hz
  • B. 100 Hz
  • C. 400 Hz
  • D. indeterminable

  • Correct Answer
  • 400 Hz 

    • More questions

    • 1. The number of current paths equals the number of resistors in parallel.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. There are five resistors in a given series circuit and each resistor has 6 V dropped across it. The source voltage

    • Options
    • A. is 6 V
    • B. depends on the current flow
    • C. depends on the resistor values
    • D. is 30 V
      • Discuss
    • 3. If you wish to increase the amount of current in a resistor from 120 mA to 160 mA by changing the 24 V source, what should the new voltage setting be?

    • Options
    • A. 8 V
    • B. 320 V
    • C. 3.2 V
    • D. 32 V
      • Discuss
    • 4. In an RL circuit, the impedance is determined by both the resistance and the inductive reactance combined.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. The total resistance for two resistors in parallel is equal to the sum of the two resistors.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. The induced voltage across a stationary conductor in a stationary magnetic field is

    • Options
    • A. zero
    • B. reversed in polarity
    • C. increased
    • D. decreased
      • Discuss
    • 7. What is the current through R2?


    • Options
    • A. 3.19 A
    • B. 319 mA
    • C. 1.73 A
    • D. 173 mA
      • Discuss
    • 8. When the voltage across a capacitor is tripled, the stored charge

    • Options
    • A. triples
    • B. is cut to one-third
    • C. stays the same
    • D. doubles
      • Discuss
    • 9. Referring to the given circuit, determine ZTH as seen by RL.


    • Options
    • A. 1444∠?48.5° Ω
    • B. 4176 ∠?73.3° Ω
    • C. 956 ∠?48.5° Ω
    • D. 1444 ∠?73.3° Ω
      • Discuss
    • 10. The Thevenin equivalent voltage is

    • Options
    • A. equal to the source voltage
    • B. the same as the load voltage
    • C. the open circuit voltage
    • D. none of the above
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.