Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. Total power produced in second case will become four

Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. Total power produced in second case will become four
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Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. ... D. If Assertion is false but Reason is true.
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A resistor of value R/2 is connected in parallel with a resistor of value R/3. The voltage drop across the parallel combination is V. The total current supplied by the voltage source is: w) 2 V/R (read: 2 V over R) x) 3 V/R (read: 3 V over R) y) 4 V/R (read: 4 V over R) z) 5 V/R (read: 5 V over R)

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When four resistances of 2W 1W; 5W 2W; 10W 5W and 15W 10 W are connected in parallel,

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A supply of 24 V DC is applied across a circuit which consist of three resistors connected in parallel R1= 1.2KΩ, R2= 560 Ω, R3= 2.1Ω and a fourth resistor of 7.8 Ω connected in series with the parallel group. Determine the current, voltage and power across each resistor

Last Answer : Req= (1/1200 +1/560 + 1/2.1)^-1        = 2.1 ohms RT= 2.1 + 7.8      = 9.9 ohms IT = V/R = 24/9.9                = 2.4 A Veq= R I =  2.1 2 ... 7.8         = 12.096 w                 = 44.928 w _________________________________________ By: Ellis-Junior Kamatjipose [email protected]