Podcast
Questions and Answers
What is the smallest particle of an element that still retains the characteristics of that element?
What is the smallest particle of an element that still retains the characteristics of that element?
What is the charge of an electron?
What is the charge of an electron?
What is the number of protons and electrons in a helium atom?
What is the number of protons and electrons in a helium atom?
What is the main difference between a proton and a neutron?
What is the main difference between a proton and a neutron?
Signup and view all the answers
What is the mass of a proton relative to an electron?
What is the mass of a proton relative to an electron?
Signup and view all the answers
What is the structure of an atom according to the Bohr theory?
What is the structure of an atom according to the Bohr theory?
Signup and view all the answers
What happens to the resistivity of silicon and germanium as the temperature increases?
What happens to the resistivity of silicon and germanium as the temperature increases?
Signup and view all the answers
Why should silicon not operate at a working temperature above 150°C to 200°C?
Why should silicon not operate at a working temperature above 150°C to 200°C?
Signup and view all the answers
What happens to the resistivity of a semiconductor as the temperature decreases?
What happens to the resistivity of a semiconductor as the temperature decreases?
Signup and view all the answers
What is the number of valence electrons in silicon and germanium?
What is the number of valence electrons in silicon and germanium?
Signup and view all the answers
What is the effect of incidence of light on the conductivity of semiconductors?
What is the effect of incidence of light on the conductivity of semiconductors?
Signup and view all the answers
What is the classification of semiconductors with impurities?
What is the classification of semiconductors with impurities?
Signup and view all the answers
What proportion of the holes passing into the base from the emitter can pass through the base-collector junction?
What proportion of the holes passing into the base from the emitter can pass through the base-collector junction?
Signup and view all the answers
What is the direction of the leakage current in an n-p-n transistor?
What is the direction of the leakage current in an n-p-n transistor?
Signup and view all the answers
What is the relation between the emitter current and the sum of the collector and base current?
What is the relation between the emitter current and the sum of the collector and base current?
Signup and view all the answers
What is the typical value of IC in terms of IE?
What is the typical value of IC in terms of IE?
Signup and view all the answers
What is the purpose of the base-collector junction in a p-n-p transistor?
What is the purpose of the base-collector junction in a p-n-p transistor?
Signup and view all the answers
What is the name of the current that flows from the collector to the base due to thermally generated minority carriers?
What is the name of the current that flows from the collector to the base due to thermally generated minority carriers?
Signup and view all the answers
What is the ratio of IE, IC, and IB currents in a transistor configuration?
What is the ratio of IE, IC, and IB currents in a transistor configuration?
Signup and view all the answers
In a common-emitter configuration, what is the typical output resistance?
In a common-emitter configuration, what is the typical output resistance?
Signup and view all the answers
What happens to the collector current in a common-emitter configuration?
What happens to the collector current in a common-emitter configuration?
Signup and view all the answers
What is the shape of the characteristic obtained when VEB is varied?
What is the shape of the characteristic obtained when VEB is varied?
Signup and view all the answers
What is the difference between the output characteristics of n-p-n and p-n-p transistors?
What is the difference between the output characteristics of n-p-n and p-n-p transistors?
Signup and view all the answers
What is the direction of the slope of the output characteristics in a common-emitter configuration?
What is the direction of the slope of the output characteristics in a common-emitter configuration?
Signup and view all the answers
What type of transistor is being discussed alongside BJT?
What type of transistor is being discussed alongside BJT?
Signup and view all the answers
What is the purpose of feedback in electronic circuits?
What is the purpose of feedback in electronic circuits?
Signup and view all the answers
What is the difference between open and closed loop control systems?
What is the difference between open and closed loop control systems?
Signup and view all the answers
What is the role of the signal combination in a feedback system?
What is the role of the signal combination in a feedback system?
Signup and view all the answers
What is the effect of negative feedback on an amplifier?
What is the effect of negative feedback on an amplifier?
Signup and view all the answers
What is the name of the theorem discussed in the chapter?
What is the name of the theorem discussed in the chapter?
Signup and view all the answers