Current Electricity and Electrical InstrumentHard
Question
The effective resistance between points P and Q of the electrical circuit shown in the figure is
Options
A.

B.

C.2r + 4R
D.

Solution
The circuit can be redrawn as follows :




Create a free account to view solution
View Solution FreeTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
Two resistance R1 and R2 are made of different materials. The temperature coefficient of the material of R1 is a and of ...A potentiometer circuit is set up as shown. the potential gradient, across the potentiometer wire, is k volt/cm and the ...The area of the plates of the capacitor shown in figure is S. The dielectric constant and resistivity of the material of...In a Wheatstone′s bridge, there resistances P, Q and R connected in the three arms and the fourth arm is formed by...In the circuit given below, V(t) is the sinusoidal voltage source, voltage drop VAB(t) across the resistance R is :-...