Current Electricity and Electrical InstrumentHard
Question
A battery of 10 V and internal resistance 0.5 Ω is conneted across a variable resistance R. The value of R for which the power delivered in its maximum state, is equal to :-
Options
A.0.5 Ω
B.1 Ω
C.1.5 Ω
D.2 Ω
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
In the following circuit diagram the value of resistance X for the potential difference between B and D is zero : -...The electric current in the circuit is given as $i = i_{o}(t/T)$. The r.m.s current for the period $t = 0$ to $t = T$ is...Same length of two identical wires are first connected is series and them in parallel then the amount of heat produced i...In the circuit shown here, what is the value of the unknown resistor R so that the total resistance of the circuit betwe...The charge flowing through a resistance R varies with time t as Q=at - bt2 where a and b are positiveconstants. The tota...