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a) Heat produced or absorbed at a junction is proportional to the current by the junction.
b) This effect is produced when current is passed by junction of suitable materials.
c) It is reversible effect.
d) Heat exchange depends upon nature of conductors and temperature of the junctions.
e) It can be heating as well as cooling effect.
Q. The voltage increase of an amplifier without feedback is 100. If negative feedback is functioned with feedback fraction 0.1, compute the voltage gain with feedback. A F
An isotope of iodine (Z = 53) is used to treat thyroid conditions. Its mass number is 131. How many neutrons are in its nucleus? 131 - 53 = 78 neutrons
High current measurement : In common with simple analogue multimeters, the meter used a shunt which is directly connected to a separate 10A terminal. The diagram shows the con
An ice-skater with a mass of 75.0 kg pushes off against a second skater with a mass of 42.0 kg. Both skaters are initially at rest. After the push, the larger skater moves
An object is thrown downward from a 150 cliff so that it makes an angle of 30 with the horizontal. (a) How fast will it be going when it hits the ground? (b) How long will it take
Will there be any change in hz of sound if two vibrating body has the similar hz Ans) Yes it depends on the path difference among them... Like in destructive inteference u
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workind and defination and symbol of zener diode
Before manufacturing of transformers we must know the important parts of transformer which need to be manufactured. Following are the main parts of transformers. (a) Fo
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