Electric Circuits Which of the following has least resistivity? Mercury. Aluminium. Lead. Copper. Mercury. Aluminium. Lead. Copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following capacitor will have least value of breakdown voltage? Electrolytic. Ceramic. Mica. Paper. Electrolytic. Ceramic. Mica. Paper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Active materials of a lead acid cell are dilute H2SO4. lead peroxide. all of above. spongy lead. dilute H2SO4. lead peroxide. all of above. spongy lead. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit increase if frequency of voltage source increases? VL and VR. VL and Z. VL and I. Z and I. VL and VR. VL and Z. VL and I. Z and I. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Mica capacitor are characterised by all of following except accurate value. low losses. stable operation. low leakage reactance. accurate value. low losses. stable operation. low leakage reactance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When a lossy capacitor with a dielectric of permittivity ε and conductivity σ operates at a frequency ω the loss tangent for the capacitor is given by σ/ω ε. ω ε/σ. σ ω ε. ω σ/ε. σ/ω ε. ω ε/σ. σ ω ε. ω σ/ε. ANSWER DOWNLOAD EXAMIANS APP
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