Electric Circuits Resistance of which material does not change with change in temperature? Tungsten. Platinum. Brass. Metal alloys constantan and manganin. Tungsten. Platinum. Brass. Metal alloys constantan and manganin. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To apply reciprocity theorem response to excitation ratio is Either Ohm or Mho. Ohm. Mho. No units. Either Ohm or Mho. Ohm. Mho. No units. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a function is shifted by 'T', then it is correctly represented as f (t) u (t). f (t-T) u (t-T). f (t-T) u (t). f (t) u (t-T). f (t) u (t). f (t-T) u (t-T). f (t-T) u (t). f (t) u (t-T). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC parallel circuit to get Q>1 which of the following is required? XL>R All of these XL=R XL XL>R All of these XL=R XL ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Emf induced in a coil rotating in a uniform magnetic field will be maximum when the rate of change of flux linkage is minimum. rate of change of flux linkage is maximum. rate of cutting flux by coil sides is minimum. flux linking with the coil is maximum. rate of change of flux linkage is minimum. rate of change of flux linkage is maximum. rate of cutting flux by coil sides is minimum. flux linking with the coil is maximum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch? Single way switch doesn exist. Single way switch doesn operate at such current ratings. Yes. No. Single way switch doesn exist. Single way switch doesn operate at such current ratings. Yes. No. ANSWER DOWNLOAD EXAMIANS APP
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