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Complete the following :-
(a)
If five resistances, each of value 0.2 ohm, are connected in series, what will be the resultant resistance?
A p.d. of 4 V is applied to two resistors of 6 Ω and 2 Ω connected in series. Calculate:
(a) the combined resistance
(b) the current flowing
(c) the p.d. across the 6 Ω resistor
How will you oonnect five resistors, each of the value one ohm, to obtain an equivalent resistance of 0.2 `Omega`
State expression for Resistance connected in parallel.
Six resistances are connected together as shown in the figure. Calculate the equivalent resistance between points A and B.
If R1 and R2 be the resistance of the filament of 40 W and 60 W respectively operating 220 V, then:
The resistance of the hot filament of the bulb is about 10 times the cold resistance. What will be the resistance of 100 W-220 V lamps, when not in use?
In an electrical circuit, two resistors of 2 Ω and 4 Ω respectively are connected in series to a 6 V battery. The heat dissipated by the 4 Ω resistor in 5 s will be ______.
