a) 2.5 × 100/5 amps b) 2.5 × 5/100 amps c) 2.5 × (5/100)2 d) 2.5 × (100/5)2 Ans: (a)
a) Pure resistive circuit b) L-C circuit c) R-L-C circuit d) R-L circuit Ans: (a)
a) A galvanometer with low resistance in series is an ammeter b) A galvanometer with high resistance in series is an ammeter c) A galvanometer with high resistance in parallel is a voltmeter d) A galvanometer with low resistance in parallel is a voltmeter Ans: (a)
a) Low resistance in parallel with the voltage source b) High resistance in parallel with the voltage source c) Low resistance in series with the voltage source d) High resistance in series with the voltage source Ans: (d)
a) Resistance in electrical circuit b) Resistivity in electrical circuit c) Conductivity in electrical circuit d) Current density e) None of the above Ans: (c)
a) 1 volt = 1 wb b) 1 volt = 1 wb/second c) Volt has no relation with Weber d) 1 volt = 1 wb-second Ans: (b)
a) 25 volts b) 50 volts c) 75 volts d) 100 volts Ans: (b)
a) Wattles component of the current in the primary b) Exciting current c) Power factor of the primary d) Leakage flux Ans: (b)
a) True b) False Ans: (a)
a) Cantilever b) Simple level system c) Gear train d) Mechanical clutch Ans: (b)