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Q. A four-pole, lap-wound armature has 144 slots with two coil sides per slot, each coil having two turns. If the flux per pole is 20 mWb and the armature rotates at 720 r/min, calculate the induced voltage, given that the number of parallel paths is equal to the number of poles for lap windings.
Q. Illustrate Output-rate control? A system is said to have output-rate damping when the generation of the output quantity in some way ismade to depend upon the rate atwhich th
in case of a differentiator will the amplitude rise or falls?
Why dummy coil is used in wave winding porpose of dc generator
Define Salient-pole Rotor Construction - Synchronous Machines? Salient-pole rotor construction on the other hand, may be used for low to medium speed applications. The machines
SUB Subtract Instruction This instruction is used to subtract the contents of any register or memory location from the contents of accumulator. There are two formats as
Q. External Frequency Compensation of operational amplifier? For applications requiring a more extended high-frequency response, there are op amps with no internal compensation
Explain ionic polarisation. Ionic Polarisation: It takes account of the fact that while some of the atoms in a molecule contain an excess positive or negative charge that of
Q. Consider a series-carry synchronous counter with T flip-flops shown in Figure in which the AND gates carry forward the transitions of the flip-flops, thereby improving the speed
Measures of regulator quality: The output voltage can just be held roughly constant; the regulation is fixed by two measurements: 1. Load regulation is the alteration in ou
history of engineering economices
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