Current Electricity and Electrical InstrumentEasy
Question
If i = 0.25 amp. in fig then value of R is : -
Options
A.48 Ω
B.12 Ω
C.120 Ω
D.42 Ω
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
The length of a given cylindrical wire is increased by 100%. Due to the consequent decrease in diameter the change in th...A metal rod of resistance 20Ω is fixed along a diameter of a conducting ring of radius 0.1 m and lies on x-y plane....If the length of a heater wire of 1000W, 220V is reduced by 20% then the power consumption will be...A battery of internal resistance 4W is connected to the network of resistance as shown. In the order that the maximum po...In an electric circuit containing a battery, the positive charge inside the battery...