Let's Program the Transistors
Bharat Electronics Limited (BEL) Question Bank continued from Part 3… Q-20. State a way to improve SNR at the input of an amplifier. A : Signal to Noise Ratio (SNR) at the input of an amplifier can be improved by decreasing the source impedance (or resistance). Q-21. Why are N channel FETs superior to P channel…
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Bharat Electronics Limited (BEL) Question Bank continued from Part 2… Q-14. If bandwidth of an amplifier is decreased, what is the effect on thermal noise? A : On decreasing bandwidth, the thermal noise would also decrease. Q-15. What is a geostationary satellite? Why is it called geostationary? Name an Indian one. A : Geostationary satellite is…
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Bharat Electronics Limited (BEL) Question Bank continued from Part 1… Q-7. What is Balun? A : Balun is a type of electrical transformer that is used to convert a balanced circuit (in which two signals are working against each other and ground is irrelevant) to a unbalanced circuit (in which a single signal is working…
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While studying engineering in Electronics and Communications domain, we are sometimes desirous of working in core companies. We explore which are the companies that work in the core areas and wonder what type of questions these organizations usually ask in their written tests, interviews etc. Sometimes we get appropriate material to prepare for these companies…
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