Class 12 Physics 2022 Hard Areas MCQs Test

ByMuhammad Shayan Saeed

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

Class 12 Past Papers | Our YouTube Chanel

Class 12 Physics 2022 Hard Areas MCQs Test

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Class 12 Physics
Past Paper 2022 Hard Areas
Practice MCQs Test

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1. A point charge +q is placed at the centre of a cube of side 'a'. The electric flux emerging from the cube is:

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2. The unit of magnetic flux density is:

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3. In transistor, the emitter current, IE is 3.5A and collector current IC is 2.35A. What will be the base current?

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4. The capacitive reactance in a pure capacitive D.C circuit is:

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5. If an object moves with speed of light, its mass will be:

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6. The energy of the electron in the excited state n=3 in hydrogen atom is:

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7. The process of generating three dimensional image of the object using laser beam is called:

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8. The maximum output power is delivered to a load resistance 'R', when the internal resistance 'r' of the source is equal to:

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9. If both the length and radius of the rod are doubled, then modulus of elasticity will:

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10. A wire of uniform cross-sectional area 'A' and length 'L' is cut into two equal parts. The resistance of each part becomes:

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11. The energy of an electron which accelerate through a potential difference of 1000V is:

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12. When carrying electricity on long distances, step-up transformers are used to:

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13. An electromagnetic wave is generated by:

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14. Work done on a charged particle moving in a uniform magnetic field is:

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15. Which particle has the shortest wavelength, if all are having the same velocity?

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16. Mass equivalent of 931 MeV energy is:

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17. The knee voltage for Germanium is:

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