Physics Class 12 in Hindi Chapter 1. We covered all the Physics Class 12 in Hindi Chapter 1 MCQs in this post for free so that you can practice well for the exam.
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Physics Class 12 in Hindi Chapter 1 Objective for Students
In which direction does current carry drift in the Hall effect?
a. Towards current direction
b. Towards magnetic field
c. Towards sides perpendicular to both magnetic field and current
d. None of the above
Option c - Towards sides perpendicular to both magnetic field and current
At absolute zero temperature, a semiconductor behaves like
a. Insulator
b. Conductors
c. Superconductors
d. None of the above
Option a - Insulator
Where is the velocity of electrons maximum in a diode?
a. Near the cathode
b. Near the anode
c. Between the electrodes
d. The same throughout the tube
Option b - Near the anode
In a PN junction, the region containing the uncompensated acceptor and donor ions is called
a. Transition region
b. Neutral region
c. Depletion region
d. Active region
Option c - Depletion region
A diode can be used for making
a. An oscillator
b. An amplifier
c. A rectifier
d. None of the above
Option c - A rectifier
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