CBSE Class 12 Physics Sample Paper 2015 (1)

CBSE Class 12 Physics Sample Paper 2015 (1). CBSE,NCERT and NCERT students can refer to the attached file. All educational material on the website has been prepared by the best teachers having more than 20 years of teaching experience in various schools. The study material available on our website for all CBSE classes and subjects have been prepared by teachers from all over the country. All study material has been carefully designed keeping into mind the latest CBSE examination trends.  

Q1. At what points, is the electric field due to an electric dipole parallel to the line joining the charges?

Q2. A small magnet is pivoted to move freely in the magnetic meridian. At what place on the earth’s surface, will the magnet be vertical ?

Q3. A hollow metal sphere of radius 5cm is charged such that the potential on its surface is 10V.What is the amount of work done in moving a charge +1μc from the surface of given sphere to its centre?

Q4. Special devices, like the klystron valve or the magnetron valve, are used for production of electromagnetic waves. Name these waves and also write one of their application.

Q5. Write any two characteristic properties of nuclear force.

Q6. The electric current in a wire in the direction from B to A is decreasing. What is the direction of induced current in the metallic loop kept above the wire as shown in the figure ?

CBSE Class 12 Physics Sample Paper 2015 (1)

Q7. Name the type of biasing of a p-n junction diode so that the junction offers very high resistance.

Q8. The maximum velocity of electrons, emitted from a metal surface of negligible work function, is ‘v’, when frequency of light falling on it is ‘f’. What will be the maximum velocity when the incident light frequency is made ‘4f’ ?

Please refer to the link below for CBSE Class 12 Physics Sample Paper 2015 (1).

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