Electric Circuits Which of following capacitors has relatively shorter shelf life? both (B) and (C) above. Paper. Electrolytic. Glass. both (B) and (C) above. Paper. Electrolytic. Glass. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor? 20 V. 50 V. 30 V. 60 V. 20 V. 50 V. 30 V. 60 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When water is added to sulphuric acid colour of acid changes. acid particles get separated. water start boiling. lot of heat is generated. colour of acid changes. acid particles get separated. water start boiling. lot of heat is generated. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which material has extremely large resistance? Conductor None of these Insulator Semiconductor Conductor None of these Insulator Semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Zinc cadmium and lead coating is generally provided for electrical contacts. all of above. corrosion. decoration. electrical contacts. all of above. corrosion. decoration. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If two point charges are denoted by + Q and - Q and distance between this charges is d, then the dipole moment P equal to Q2 / d. Q / d2. Q × d. Q2 × d. Q2 / d. Q / d2. Q × d. Q2 × d. ANSWER DOWNLOAD EXAMIANS APP
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