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Q. What is an intrinsic semiconductor? Give any two examples.
A) A semiconductor which is pure as well as contains no impurity is known as an intrinsic semiconductor.
B) In an intrinsic semiconductor the numeral of free electrons and holes are equal. General examples of intrinsic semiconductors are pure germanium and silicon.
Phenomenon of interference of water waves 1. Arrange two identical adjacent pins (S1 and S2) vibrating in a ripple tank with the same frequency. 2. In the figure S and S ar
The integral in Ampere's Law is an integral. Answer: The integral is an integral along (over) a closed path (curve).
The radius of an atom is of the order of: (1) 10 -10 cm (2) 10 -13 cm (3) 10 -15 cm (4) 10 -8 cm Ans: (4)10 -8 cm
The acceleration of a falling ball The change in speed per second of a moving body is called the acceleration. When it is constant as in the case of a ball falling under the ac
The beam below is supported at A and B. F1 and F2 in kN are given in P21 and P22 respectively. F3 in kN is given in P23 and the couple in kN.m is given in P24. Assume that F1, F
Name the device used for data transmission from single computer to an other Justify the name. Using this device draw the block diagram for data Communication and define it brief
When the two simple harmonic motions have the same periodic time but different amplitude and a phase dissimilarity = ∏/2: The resultant curve may be attained graphically as abov
impure and pure spectrum
Two friends are at the local high school track, a circle measuring 440 yards for one complete lap. Abe can jog at 8.2 miles per hour while Bob’s jogging speed is 4.6 miles per hour
are thermo-electric thermometres fairly sensitive ?
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