Current Electricity Two resistances Rl and Ri are connected in series across the voltage source where Rl > Ri. The largest drop will be across Ri None of them Rl Either Rl or Ri Ri None of them Rl Either Rl or Ri ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following materials has the least resistivity ? Zinc Copper Mercury Lead Zinc Copper Mercury Lead ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open There will be heavy current in the main line All three bulbs will light The other two bulbs will light Rest of the two bulbs will not light There will be heavy current in the main line All three bulbs will light The other two bulbs will light Rest of the two bulbs will not light ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For testing appliances, the wattage of test lamp should be Any value Low Very low High Any value Low Very low High ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A rheostat differs from potentiometer in the respect that it Has higher wattage rating Offers large number of tapping Has large number of turns Has lower wattage rating Has higher wattage rating Offers large number of tapping Has large number of turns Has lower wattage rating ANSWER DOWNLOAD EXAMIANS APP