Electric Circuits Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be 1:2. 4:1. 1:1. 1:8. 1:2. 4:1. 1:1. 1:8. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The absolute charge of an electron is + 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. 1.6 × 10-19 C. - 1.6 × 10-19 C. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To find the initial value of a function, the highest power of S in denominator should be ---------- the highest power of S in the numerator. both a and c equals to less than greater than both a and c equals to less than greater than ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits How many 200W / 220V bulbs connected in series across 220V supply will consume 100W? 4. 2. Not possible. 1. 4. 2. Not possible. 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Image impedance can be written by using short circuit impedance(Zsc)and open circuit impedance(Zoc) as Zsc+Zoc (Zsc . Zoc)½ Zsc/Zoc Zsc-Zoc Zsc+Zoc (Zsc . Zoc)½ Zsc/Zoc Zsc-Zoc ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistivity of semi-conductors at room temperatures is 1000 to 1500 ohm - cm. 109 to 1012 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 0.01 to 50 ohm - cm. 1000 to 1500 ohm - cm. 109 to 1012 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 0.01 to 50 ohm - cm. ANSWER DOWNLOAD EXAMIANS APP
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