MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Resistance and Resistors

In the circui...

Question

In the circuit shown in figure, find the potential of $B$ and the current through $1 Ω$ resistance.

A

3 V, 7.5 A

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

2 V, 3 A

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

15 V, 3 A

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

5 V, 7.5 A

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $2 V, 3 A$
As $A$ is grounded, $V_{A} = 0$

$V_{B} = V_{A} + 2 = 2 V$
$V_{C} = V_{A} + 5 = 5 V$
$V_{D} = V_{C} + 10 = 15 V$
$∴ i_{1} = \frac{V_{C} - V_{B}}{1} = 3 A$

Suggest Corrections

thumbs-up

0

Similar questions

Q. In the circuit shown in the figure (32-E13), ε₁ = 3 V, ε₂ = 2 V, ε_a = 1 V and r₁ = r₂= r₃ = 1Ω. Find the potential difference between the points A and B and the current through each branch.

Q. In the circuit shown in figure,

E_{1} = 3 V, E_{2} = 2 V, E_{3} = 1 V

r_{1} = r_{2} = r_{3} = 1 o h m

(a) Find the potential difference between the points

A

B

and the currents through each branch.
(b) If

r_{2}

is short circuited and the point

A

is connected to point

B

through a resistance

R

, find the currents through

E_{1}, E_{2}, E_{3}

and the resistor

R

.

Q. A circuit consists of three batteries of emf

E_{1} = 1 V, E_{2} = 2 V

E_{3} = 3 V

and internal resistances

1 Ω, 2 Ω

1 Ω

respectively which are connected in parallel as shown in the figure. The potential difference between points P and Q is

Q. In the network shown, find the potential difference between

A

B

.

(R = r_{1} = r_{2} = r_{3} = 1 Ω, E_{1} = 3 V, E_{2} = 2 V, E_{3} = 1 V)

.

Q. In the circuit diagram shown in Figure, find the current through the

1 Ω

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Resistance and Resistors

PHYSICS

Watch in App

explore_more_icon

Explore more

Resistance and Resistors

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon