A series circuit consists of three resistors with values of 140, 250 and 220. The total resistance is

(a)

330

(b)

610

(c)

720

(d)

None of the above

When will be the current flow in a circuit?

(a)

A switch is closed

(b)

A switch is opened

(c)

Switch is either open or closed

(d)

None of the above

When one of three series resistors is removed from a circuit and the circuit is reconnected the current

(a)

increase by half

(b)

increases

(c)

decreases by half

(d)

none of the above

The S1 unit of power is

(a)

joule

(b)

ampere

(c)

Watt

(d)

ohm

A parallel circuit consist of three resistors with values of 430, 210 and 100. The total resistance is

(a)

0.017 ohm

(b)

58.82 ohm

(c)

58.82 kilo ohm

(d)

None of the above