Class 12 Physics 2022 Local MCQs Test

FBISE Federal Board Class 12 Physics 2022 Local MCQs Test. Do as much practice as you can so that you get good marks in the final exams.


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Class 12 Physics 2022 Local MCQs Test

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Class 12 Physics
Past Paper 2022 Local
Practice MCQs Test

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1. The phase difference between the current and voltage at resonance in R.L.C series A.C circuit is:

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2. If an electron jumps from second orbit to first orbit in hydrogen atom, it emits photon of:

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3. Pair production occurs only when energy of photon is at least equal to:

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4. Which factor does not affect the conductivity of a PN junction diode?

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5. A body which break down just after crossing the elastic limit, is known as:

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6. A wire of resistance “R” is stretched till its radius is half of the original value. The resistance of stretched wire is:

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7. Work done in moving a charge of 6C between two points is 10J. What is the potential difference between two points?

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8. The quantity of uranium is 400g, the amount of uranium left after three half-lives is:

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9. Which of the following series of hydrogen spectra lies in the ultraviolet region of the spectrum?

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10. The current in a coil of inductance 5H decreases at the rate of 2A/s. The induced e.m.f is:

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11. The particles that experience strong nuclear force are:

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12. Energy consumed by a 60-watt bulb in 2 minutes is:

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13. Four charges +Q. -Q, +Q. -Q are placed at the comers of a square taken in order. At the centre of the square:

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14. The unit of magnetic flux is:

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15. The working principle of galvanometer is based upon:

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16. If the motor is overloaded than the magnitude of back e.m.f is:

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17. Photon A has twice the energy of photon B. What is the ratio of the momentum of A to that of B?

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