12th Class FSc Part 2 Physics Chapter Wise Online MCQ Test With Answer PDF

Physics FSC Part 2 Online MCQ's Test

Sr. #	Questions	Answers Choice
1	Mutual induction play role in.	Generator D.C. motor Galvanometer Transformer
2	Energy density in an inductor is.	Directly proportional to magnetic field Directly proportional to square of magnetic field Inversely proportional to magnetic field Inversely proportional to square of magnetic field
3	Lenz's law deals with	Magnitude of emf Direction emf Direction of induced current Resistance
4	The Lenz's law fulfils.	Law of conservation of energy Law of conservation of charge Law of conservation of momentum Kirchhoff's law
5	Lenz's law is a consequence of the law of conservation of	Charge Momentum Energy Angular momentum
6	EMF is induced due to change in	Charge Current Magnetic flux Electric field
7	When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in	Flux density Electric flux Magnetic flux Magnetic field strength
8	The negative sign with induced emf in Faraday's law is in accordance with	Lenz's law Amperes law Boyle's law Gauss law
9	The motional emf depends upon the	Length of conductor Speed of conductor Strength of magnet All of these
10	A metal rod of 1 m is moving at a speed of 1 ms-1 in a direction making an angle 30^o with 0.5 T magnetic field . The emf produced is.	0.25 N 2.5 N 0.25 V 2.5 V
11	The rod of unit length is moving at 30 o through a magnetic field of 1 T. If the velocity of rod is 1 m/s, then induced emf in the rod will be given by	I V 0.25 V 0.5 V 0.6 V
12	The motional emf is give by	qvB IBL eBL vBL
13	The motional emf developed in a conduction depends upon.	Length Orientation Magnetic field All of the above
14	When a conductor moves across a magnetic field an emf is set up this emf is called.	Variable emf Constant emf Back emf Induced emf
15	Electromagnetic induction obeys law of conservation	Charge Energy Momentum Mass
16	If we make magnetic field stronger the value of induced current is.	Decreased Increased Vanishes Remain constant
17	An AVO meter can also be called as.	Digital multimeter Digital voltmeter Digital ammeter Digital ohm meter

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