EASY
12th Andhra Pradesh Board
IMPORTANT
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Write the expression for electric field intensity due to a thin infinite plane sheet of charge.

Important Questions on Physics II Year Model Question Paper (w.e.f. 2013-14)
EASY
12th Andhra Pradesh Board
IMPORTANT
Write the expression for the Torque experienced by a dipole placed in an external magnetic field.

EASY
12th Andhra Pradesh Board
IMPORTANT
On what factors does the resistance of a conductor depends?

EASY
12th Andhra Pradesh Board
IMPORTANT
Number of turns in a coil are . When a current of is flowing through the coil, the magnetic flux is . Find the self-induction of the coil.

EASY
12th Andhra Pradesh Board
IMPORTANT
State Ampere's law and Biot-Savart law.

EASY
12th Andhra Pradesh Board
IMPORTANT
The half life of is days. Calculate its average life.

EASY
12th Andhra Pradesh Board
IMPORTANT
Draw the circuit symbol of transistor?

EASY
12th Andhra Pradesh Board
IMPORTANT
Define modulation. Why is it necessary?

HARD
12th Andhra Pradesh Board
IMPORTANT
What is Doppler effect? Obtain an expression for the apparent frequency of sound heard when the source in motion with respect to an observer at rest.
