MCQ
Generally semiconductor can be used safely between the temperatures:
  • A
    −75 and 200
  • B
    0 and 75
  • C
    −25 and 300
  • D
    −40 and 1000

Answer

  1. 0 and 75

Explanation:

Semiconductor can be used safely between temperature 0 and 75.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Two conducting circular loops F and G are kept in a plane on either side of a straight current-carrying wire as shown in the figure below. If the current in the wire decreases in magnitude, the induced current in the loops will be.

For a thermocouple the neutral temperature is 270  when its cold junction is at 20. What will be the neutral temperature and the temperature of inversion when the temperature of cold junction is increased to 40

(a) 290, 580

(b) 270, 580

(c) 270, 500

(d) 290 , 540

An object is placed at a distance of f/2  from a convex lens. The image will be

(a) At one of the foci, virtual and double its size

(b) At 3f / 2, real and inverted

(c) At 2f, virtual and erect

(d) None of these

1 electron volt = __________ J.
The ratio of electric force between two electrons to two protons separated by the same distance in air is:

Which of the following is dependent on the intensity of incident radiation in a photoelectric experiment

(a) Work function of the surface

(b) Amount of photoelectric current

(c) Stopping potential will be reduced

(d) Maximum kinetic energy of photoelectrons

In the circuit shown here, the readings of the ammeter and voltmeter are

(a) 6 A, 60 V

(b) 0.6 A, 6 V

(c) 6/11 A, 60/11 V

(d) 11/6 A, 11/60 V

Three capacitors of capacitances $6\mu\text{F}$ each are available. The minimum and maximum capacitances, which may be obtained are:
Two or more resistors are said to be in ...A... if one end of all resistors is joined together and similarly the other ends joined together, Here, A refers to:
A square coil of area $10^{-2} m^2$ is kept perpendicular in a magnetic field of intensity $10^3 Wb / m ^2$. The magnitude of magnetic flux passing through the square is :