Resistance of 4ohms and 12ohms are connected in parallel across a 9v battery. Determine
a. The equivalent circuit resistance
b. The supply current
c. The current in each resistor

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Solution

Dear Student

$\frac{1}{R p} = \frac{1}{4} + \frac{1}{12} R p = 3 o h m I = V / R = 9 / 3 = 3 A a s t h e r e s i s t o r s a r e p a r a l l e l t h e v o l t a g e w i l l b e s a m e I 1 R 1 = I 2 R 2 I 1 \times 4 = I 2 \times 12 I 1 = 3 I 2 I 2 = 0.75 A I 1 = 2.25 A R E G A R D S$

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Resistance of 4ohms and 12ohms are connected in parallel across a 9v battery. Determine a. The equivalent circuit resistance b. The supply current c. The current in each resistor

Dear Student 1Rp=14+112Rp=3ohmI=V/R=9/3=3Aas the resistors are parallel the voltage will be sameI1R1=I2R2I1×4=I2×12I1=3I2I2=0.75AI1=2.25AREGARDS

Resistance of 4ohms and 12ohms are connected in parallel across a 9v battery. Determine
a. The equivalent circuit resistance
b. The supply current
c. The current in each resistor

Dear Student

$\frac{1}{R p} = \frac{1}{4} + \frac{1}{12} R p = 3 o h m I = V / R = 9 / 3 = 3 A a s t h e r e s i s t o r s a r e p a r a l l e l t h e v o l t a g e w i l l b e s a m e I 1 R 1 = I 2 R 2 I 1 \times 4 = I 2 \times 12 I 1 = 3 I 2 I 2 = 0.75 A I 1 = 2.25 A R E G A R D S$