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Electromagnetic Induction Question & Answers

September 20, 2021 By Wat Electrical Leave a Comment

This article lists 100 Electromagnetic Induction MCQs for Engineering Students. All the Electromagnetic Induction Questions & Answers given below includes solution and link wherever possible to the relevant topic.

Electromagnetic induction is the ability of a magnetic field to create current inside a conductor. Hans Christian Orsted has shown that if you have current in a wire creates a magnetic field and that magnetic field could affect the compass needle which is a small little magnet, so current can produce magnetic fields.

1). Which one of the following is represented by a symbol ф?

Hint
2). The existing force in magnetic circuit is _____________

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3). The response in electric circuits is ___________________

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4). The ratio of magnetomotive force divided by reluctance is known as ____________

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5). The induced electromotive force polarity is given by ______________ law

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6). The coil self-inductance is a measure of ___________________

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7). The path of electrons are unpredictable in _____________ electricity

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8). In which one of the following electricity the duration of flow is short?

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9). ______________ are the basic components of an electric circuit

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10). ______________ are the sources of electric energy


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11). The electric current produce ____________ effect in the conductors

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12). Which one of the following is not an example for a conductor?

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13). ______________ are the parts of the electroscope

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14). Which one of the following is not a magnetic material?

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15). The electromagnets are categorized into ____________ types

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16). The Kirchoff voltage law is applicable to ________________ circuit

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Read more about Voltage

17). The Kirchoffs magnetomotive force law is applicable to ________________ circuit

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18). The existing force in electric circuit is _____________

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19). The response in magnetic circuits is ___________________

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Read more about Flux 

20). The ratio of electromotive force divided by resistance is known as ____________

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21). Which one of the following is a conductor?

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22). Which one of the following is a magnetic material?

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23). The force due to the magnetic field is _________________ to the field

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24). The force due to electric field is __________________

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25). Which one of the following is velocity independent?

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Electromagnetic Induction Important MCQs

26). Which one of the following forces is always non-central?

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27). Which one of the following is much stronger?

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28). Which one of the following can be attractive or repulsive?

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29). The relative strength of the strong nuclear force is ___________

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30). The range of an electromagnetic force is _____________

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31). ______________ are the fundamental forces in nature

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32). In _____________ reactance, the reactance increases the increasing frequency

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33). Which one of the following is represented by symbol B?

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34). The S-I unit of the magnetic field is _______________

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35). The S-I equation of magnetic field strength is _______________

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36). The CGS unit of magnetic field is ___________

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37). The CGS equation of magnetic field is ___________

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38). What is the unit of electromotive force?

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39). The induction motors are categorized into ______________

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40). Which one of the following is a single-phase induction motor?

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41). The CGS unit of permeability is ______________

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42). Which one of the following is represented by a symbol σ?

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43). What is the SI unit of volume susceptibility?

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44). Which one of the following is a three-phase induction motor?

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45). The single-phase induction motors are categorized into ______________

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46). What are the advantages of induction motors?

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47). What are the starting methods of induction motor?

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48). The CGS unit of reluctance is ______________

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49). The range of a gravitational force is _____________

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50). Which one of the following is represented by symbol H?

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Electromagnetic Induction MCQs for Quiz

51). The S-I unit of magnetic field strength is _______________

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52). The S-I equation of magnetic flux is _______________

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53). The CGS unit of magnetic field strength is ___________

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54). The motor faults are of ____________ types

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55). The three-phase induction motors are categorized into ______________

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56). What is the CGS unit of permeability of free space?

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57). What is the unit of potential difference?

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58). Which one of the following is responsible for a steady current?

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59). The CGS unit of magnetic flux is ___________

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60). Which one of the following is represented by symbol M?

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61). The S-I unit of magnetic flux is _______________

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62). The S-I equation of magnetization is _______________

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63). Which one of the following is measured by the potential method?

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64). ______________ are the electrical motor faults

Hint

Read more about Stator

65). The CGS unit of magnetic permeability of vacuum is ___________

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66). ______________ are the mechanical motor faults

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67). What is the SI unit of permeability of free space?

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68). Which one of the following has low starting torque?

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69). Which one of the following has a high operating slip?

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70). The poles repel in ____________field

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71). How many parts do atoms consist of?

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72). Which one of the following is measured by the voltmeter?

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73). What is the CGS unit of mass magnetization?

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74). The ratio of energy divided by charge is known as ______________

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75). Which one of the following is an electromotive force equation?

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Electromagnetic Induction MCQs for Exams

76). The S-I unit of magnetization is _______________

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77). Which one of the following has high operating efficiency?

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78). The induction motors are used in _________________ applications

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79). _____________ are the basic parts f AC motor

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80). The squirrel cage type induction motors are ________________

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81). The wound rotor type induction motors are _____________

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82). The stator consists of _______________ components

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83). The squirrel cage IM are ___________

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84). ____________ are the type of stators used in IM

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85). What one of the following is represented by a symbol Ɛ?

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86). _________ are the speed control methods

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87). _____________ are the type of losses in an IM

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88). The fixed losses are composed of ______________ loss

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89). What is the CGS unit of the magnetic moment?

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90). What one of the following is represented by a symbol V?

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91). The variable losses are composed of ______________

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92). The S-I equation of voltage or EMF is _______________

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93). The field strength is ____________ in electrostatic

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94). The field strength is ____________ in magnetostatic

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95). The opposite charges attracts in ___________ field

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96). The charges repel in _____________ field

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97). The S-I unit of magnetic permeability of vacuum is _______________

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98). In the newton law of gravitation the force is _____________

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99). The opposite poles attracts in ___________ field

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100). In coulombs law of charge, the force is _____________

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