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5. The flow of small current during the reverse biased condition in a diode is known as: [SSC JE EE 2020]
4. The electrons in the outermost orbit of an atom are known as: [SSC JE EE 2020]
3. Which of the following impurity is to be added in pure germanium to obtain p type semiconductor? [SSC JE EE 2020]
2. In silicon,………………..energy must be supplied to push the electron from valance band to conduction band. [SSC JE EE 2020]
1 Semiconductors have. ………….. conduction band and………………..valence band.
[SSC JE EE 2021]
4. Polystyrene is an example of …………………….[SSC JE EE 2021]
3. Which of the following materials is a semiconductor?
2. Under thermal equilibrium in a pure semiconductor the ratio of the number of holes to the number of conduction electrons is
1. When the diode is forward biased, it is equivalent to[SSC JE EE 2021]
5. Which of the following is tetravalent? [SSC JE EE 2018]
4. The acceptor type of impurity is[SSC JE EE 2018]
3. The impurity added to extrinsic semiconductors is of the order of[SSC JE EE 2018]
2. Which semiconductor device behaves like two SCR's? [SSC JE EE 2014]
1. The temperature co-efficient of an intrinsic semiconductor is[SSC JE EE 2010]
4. The main application of indirect arc furnace is to melt [SSC JE EE 2021]
3. To save wastage which lamp is the cheapest? [SSC JE EE 2021]
