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P-Type Substance:
When a small quantity of boron or Indium (group III A elements ) is added to silicon or Germanium, holes are formed in it and it becomes good conductor of positive charges. Such a substance is called as P-type substances.
Rules to verify how many significant numbers has in a calculated quantity: 1. All nonzero digits are significant. As like 457 cm has three significant values; 0.25 g has two si
Explain how suppressor grid eliminates effect of secondary emission in pentode Ans: Suppressor grid is placed in between plate and screen grid. It's connected with the cathode
"It is explaining that at similar temperature and pressure equivalent volumes of all gases contain similar number of molecules".
what is wedge constraint? explain with example.
State Biot-Savart's law. Using this law, derive the expression for the magnetic field because of a current carrying circular loop of radius 'R', at a point which is at a distance '
comparison of magnetic moments using an vibrational magnetometer
Lenz''s Law states that the Nature of induced emf in the coil is such that it opposes the causes of it. It can be explained by a simple understanding of Faraday EM induction exper
It has large energy gap 3.0ev and is regarded as high temperature semiconductor. It is extremely refectory subliming in the region of 2800 0 C. Because of large band gap it is hope
Voltmeter: An electromechanical instrument which is used to calculate potential difference among two points is known as voltmeter. Voltmeter is a modified form of a galvanom
Q. Dissimilarity between an intrinsic and extrinsic semiconductor? Answer:- Semiconductors permit only a little amount of light to pass through them. They are of two n-kin
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