Question

You are given three resistors of 3 ohms, 4 ohms and 6 ohms. How
will you connect them to get an equivalent resistance of 6 ohm. Also
draw the diagram to show appropriate connection.

Answer 1

Diagram

4 ohm

_______________/\/\/\/\_

| | | |

| < < |

| 3 ohms< 6ohm< |

| < < |

|_______|_____|_______|

Solution

3 ohms & 6 ohms are parrals

Therefore, 1/R=1/3+1/6

=2+1

6

= 3/6

R=6/3

R=2 ohms

4 ohms series

So, R=4+2

R= 6 ohms