Chapter 15: Quiz 1
Quiz by Namerah Ali
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10 questions
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- Q1The induced current in a circuit can be increased bymoving loop fasterall of the abovereplacing the loop by a coil of many turnsusing strong magnetic field60s
- Q2emf is induced due to change incurrentchargeelectric fluxmagnetic flux60s
- Q3Identify the phenomenon by which induced emf can be generatedBy moving magnetby rotating a coil in itby moving a coil towards a stationary magnetAll of them60s
- Q4If we increase the resistance of the circuit containing the coil, the emf induced will bereducedsamenoneincreased60s
- Q5The direction of induced current is always so as to oppose the change which causes the current is called:Lenz's Lawmutual inductionFaraday's lawnone60s
- Q6Lenz's law deals withresistancemagnitude of emfdirection of induced currentdirection of emf60s
- Q7Inductance is measured inwebervolt secondHenryvolt / ampere60s
- Q8When a loop of wire is moved across the magnetic field, the current produced in it is calledinduced currentalternating currentphotoelectric currentdirect current60s
- Q9If velocity of a conductor moving through a magnetic field is zero, the motional emf will beqBlqvBzero-vBL60s
- Q10According to Faraday’s law of electromagnetic induction, the induced emf is directly proportional to:induced currentrate of change of magnetic fluxmagnetic fluxnone60s