Judge the equivalent resistance when the following are connected in parallel -----
`1Omega` and `10^6Omega`,
`1Omega` and `10^3Omega`, and `10^6Omega`.

Find the equivalent resistances of three resistances 2 ohm, 3 ohm and 6 ohm when connected in parallel.

Compare the power used in the 2Omega resistor in each of the following circuits : a 6 V battery in series with 1Omega and 2Omega resistors, and

Compare the power used in the 2Omega resistor in each of the following circuits : a 4 V battery in parallel with 12Omega and 2Omega resistors.

What is the lowest total resistance that can be secured by combinations of four coils of resistance 4Omega , 8Omega , 12Omega , 24Omega ?

How can three resistors of resistances 2Omega , 3Omega , and 6Omega be connected to give a total resistance of 1Omega ?

How can three resistors of resistances 2Omega , 3Omega , and 6Omega be connected to give a total resistance of 4Omega ?

An electric lamp of 100Omega , a toaster of resistance 50Omega , and a water filter of resistance 500Omega are connected in parallel to a 200V source. What is the resistance of an electric iron connected to the same source that takes as much current as all three appliances, and what is the current through it?