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RRB/SSC JE Electrical 2019 || Weekly Quiz 3
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Question 1
What happens to the reverse saturation current of a diode when the temperature increases?
Question 2
A semiconductor material, at absolute zero degrees temperature, acts as which of the following?
Question 3
In a P+ N junction diode, the ratio of donor concentration (ND. to acceptor concentration (NA. is 0.25, then the ratio of width on p-side to width on n-side of the diode is
Question 4
In a p-type silicon sample, the hole concentration is 2.25 × 10—15/cc. If the intrinsic carrier concentration is 1.5 × 1010/cc, what is the electron concentration in the P-type silicon sample?
Question 5
Which of the following allotropes of carbon is a good conductor of electricity?
Question 6
Which of the following are responsible for electrical conductivity of an element?
Question 7
What happens to the conductivity of semi-conductors when temperature increases?
Question 8
Which of the following is used in Type T thermocouples?
Question 9
Direct conversion of temperature differences to electric voltage and vice versa is known as ______________
Question 10
Which of the following is true with respect to Schottky diode?
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Jul 27ESE & GATE EE