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Problems VIII
- A source of 100V is applied across a 20W R1 and 30W R2 in series and V1 is 40V. The current in R2 is _____?
- A parallel circuit with 20V applied across two branches has a total line current of 5A. One branch resistance equals 5W. The other branch resistance equals _____?
- A capacitor is consists of two _____?
- The combination of two 0.02 mF capacitors in series has a capacitance of _____?
- How much is the total capacitance for 0.01 mF in parallel with 0.02 mF?
- Technically, what do we call a coil of wire?
- Alternating current can induce voltage because it has a _____?
- The current in an inductor changes from 12 to 16 amperes in 1 second. How much is the di/dt rate of change in Ampere per second?
- An open coil has _____?
- The rate at which the electrons pass a given point in the circuit determines the magnitudes of _____?
- Evaporation of electrons from a body of a solid at high temperature is known as _____?
- A kind of tube that uses a water-cooled plate but can be disassembled and repaired whenever the cathode burns out?
- The person who inserted a third element, on grid between the plate and the filament of the fleming valve and laid the foundation for some of the most notable achievements of the age in 19707?
- It was developed permanently to eliminate the grid-to-plate capacitance of a vacuum tube?
- The first or inner grid of a penthode tube is called _____?
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