Electric Circuits A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of each of them decreases. copper decreases and germanium increases. copper increases and germanium decreases. each of them increases. each of them decreases. copper decreases and germanium increases. copper increases and germanium decreases. each of them increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The absolute charge of an electron is - 1.6 × 10-19 C. + 1.6 × 10-19 C. 1.6 × 10-19 C. none of above. - 1.6 × 10-19 C. + 1.6 × 10-19 C. 1.6 × 10-19 C. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 35 V source is connected to a series circuit of 600 Ω and R as shown. If a voltmeter of internal resistance 1.2 kΩ is connected across 600 Ω resistor, it reads 5 V. The value of R is 3.6 k Ω. 1.2 k Ω. 2.4 k Ω. 7.2 k Ω. 3.6 k Ω. 1.2 k Ω. 2.4 k Ω. 7.2 k Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances of two ohms each are connected in star. In the equivalent delta representation each resistance will have a value of _______________ Ω. 0.6. 6. 3.4. 5.2. 0.6. 6. 3.4. 5.2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Current source has internal impedance connected in parallel with it whereas voltage source has internal impedance connected in __________________ with it. parallel none of them both of above series parallel none of them both of above series ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The unit of electric field intensity is F / m. F/ m2. N / Ampere. N / C. F / m. F/ m2. N / Ampere. N / C. ANSWER DOWNLOAD EXAMIANS APP
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