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Q. Explain Cathode-ray tube?
While the CRT display is one of the oldest, it still remains one of the most popular display technologies. The raster-scanned display devices work similarly to commercial television sets, whereas graphics display devices use different technologies to achieve extremely high resolution. A CRT video signal has only two levels, with a 0 level causing a dark spot and a 1 level causing a bright spot. The appropriate combination of 1s and 0s displays data on a CRT screen, with each character displayed by dot-matrix displays, typically in 5 × 7or7 × 9 display fonts.
With the help of neat and clean diagram illustrate the working of Elecro Static Precipitator (ESP). Describe the following: (a) Coal Handling Systems (b) Coal Storage
Define Shifting and Reversing – Linear System? The signal x[n - m] is said to be time-shifted by m samples, where m is an integer. If m is positive, the shift is to the right (
Q. Find the exponential form of the Fourier series of the periodic signal given in Figure. Also determine the resulting series if T = 2τ .
A 10-hp, 230-V, 500-r/min shunt motor, having a full-load armature current of 37 A, is started with a four-point starter. The resistance of the armature circuit, including the inte
components and uses.
For large number of measurements the mean is calculated by taking a sample. Each sample that is taken has a mean. The mean of various sample difference from sample and are known to
What are the two modes of operations present in 8086? i. Minimum mode (or) Uniprocessor system ii. Maximum mode (or) Multiprocessor system
Extrinsic Material In addition to thermally generated carriers, it is possible to create carriers in the semiconductor by purposely introducing impurities into the crystal
Q. Explain about Folded network? Folded network: When all the outlets/inlets are connected to the subscriber lines, logical connection appears as displayed in figure. In this
Explain properties and application of Aluminium. Properties of Aluminium: 1) Pure aluminium in colour is silver white. 2) Aluminium is a ductile metal and can be put
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