Physics Quizzes Stage-8

Here you’ll find the most important and repeated Physics past paper questions Quizzes Stage-8. A perfect way to prepare for top competitive exams and score maximum marks. Good Luck
 
  • Total Quizzes: 30
     Total Marks: 30
    Total Questions: 30
    Time Allowed: 10 minutes
    The correct answers will be displayed after the test is completed.
 
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#1. Rivets are generally specified by ______?

#2. What is the main purpose of a modulator in communication systems?

#3. Instantaneous power in inductor is proportional to the ______?

#4. Which component in a control system is responsible for processing the error signal and generating the control action?

#5. The maximum allowable limit that a measurement may vary from the true value is called ____?

#6. What is the main advantage of digital signal processing over analog signal processing?

#7. Steel is more elastic than Rubber because ______?

#8. Which control system stability criterion is based on the location of poles in the s-plane?

#9. A device that converts mechanical energy into electric energy is called _______?

#10. Which semiconductor device is commonly used in high-power rectifier applications?

#11. Steel can be hardened quickly by the process of ______?

#12. Which part of a DC machine is responsible for converting electrical energy into mechanical energy?

#13. In a three-phase induction motor, what causes the rotor to rotate?

#14. Which type of relay operates when the impedance in a power system falls below a predetermined value?

#15. Which characteristic equation property ensures a control system is stable?

#16. What is the primary function of a protective relay in a power system?

#17. Which law states that the line integral of the magnetic field around a closed path is equal to the total current enclosed?

#18. Iron has the unique characteristic of being ______?

#19. Which protection scheme is commonly used for detecting faults in a transformer?

#20. Cast iron is ______?

#21. Which type of power is measured in volt-amperes (VA)?

#22. What is the primary purpose of a step-down transformer in distribution systems?

#23. The reciprocal of the resistivity of a material is called its?

#24. What is the main advantage of using a ring main distribution system over a radial system?

#25. Thermal diffusivity is _____?

#26. For wire drawing operation, the work material should be _____?

#27. In a thermal power plant, what is the primary energy conversion that takes place?

#28. Process used for casting gas turbine blades is ______?

#29. Percentage elongation during tensile test is indicative of _______?

#30. Which component is used to protect power distribution systems from overcurrent?

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