Current Electricity and Electrical InstrumentHard
Question
Four identical bulbs each rated 100 watt, 220 volts are connected across a battery as shown. The total electric power consumed by the bulbs is:
Options
A.75 watt
B.400 watt
C.300 watt
D.400/3 watt
+ R = 
= 75 ΩTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
A galvanometer has a resistance of 20Ω and reads full - scale when 0.2 V is applied across it. To convert it into a...A resistor of resistance R is connected to a cell of internal resistance 5 Ω. The value of R is varied from 1 Ω...The resistances in the two arms of the meter bridge are 5 Ω and R Ω , respectively. When the resistance R is s...A storage battery is connected to a charger for charging with a voltage of 12.5 volte The internal resistance of the sto...Incandescent bulbs are designed by keeping in mind that the resistance of their filament increases with the increase in ...