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Q.

Three resistors are connected as shown in the diagram. Through the resistor 5 ohm, a current of 1 ampere is flowing.


1) What is the current through the other two resistors?


2) What is the potential difference across AB and AC?


3) What is the total resistance?


Question Image

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a

0.4 V, 6V, 11Ω

b

0.8 V, 3V, 15Ω

c

0.2 V, 8V, 9Ω

d

0.1 V, 5V, 21Ω 

answer is A.

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Detailed Solution

Concept: Potential difference and electric current  we apply the formula V =IR
Given,
Current in Question ImageResistance in Question ImageCurrent flowing in series Question ImageQuestion ImageIn parallel potential is equal
Question ImageIn parallel potential is equal
Question Image(a) Question Image(b) Potential in Question Image., Question Image Question Image(c) Total Resistance Question ImageHence, the correct option is 1.
 
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