Three 2 resistors, A, B, and C, are connected as shown below.Each of them dissipates and can stand a maximum power of 18W without melting. Find the maximum current that can flow through the three resistors.

Open in App

Solution

Maximum current through resistor A $I_{A} = \sqrt{\frac{18}{2}} = 3 A$ Thus the maximum current through resistors B and C, each $= 3 \times \frac{1}{2} = 1.5 A$

Suggest Corrections

Similar questions

Three 2

Ω

resistors, A, B and C, are connected as shown in the Figure. Each of them dissipates energy and can withstand a maximum power of 18W without melting. Find the maximum current that can flow through the three resistors.

Question 20
Three 2 ~ $Ω$ resistors, A, B and C, are connected as shown in the figure. Each of them dissipates energy and can withstand a maximum power of 18 W without melting. Find the maximum current that can flow through the three resistors?

Q. Three

2 Ω

resistors,

A, B

and

C

are connected as shown in the figure. Each of them can withstand a maximum power of

18 W

without melting. Find the maximum current that can flow through the given section of a circuit.

Q. Draw a circuit diagram of an electric circuit containing a cell,akey,an ammeter a resistor of

4

in series with a combination of two resistors each in parallel and a voltmeter across parallel combination.Each of them dissipate maximum energy and can withstand a maximum power of

16

w without melting. Find the maximum current that can flow through the three resistors.

Q. Draw a circuit diagram of an electric circuit containing a cell, a key, an ammeter, a resistor of

4 Ω

in series with a combination of two resistors (

8 Ω

each ) in parallel and a voltmeter across parallel combination. Each of them dissipate maximum energy and canwithstand a maximum power of

16 W

without melting. Find the maximum current that can flow through the three resistors.

Join BYJU'S Learning Program

Three 2 resistors, A, B, and C, are connected as shown below.Each of them dissipates and can stand a maximum power of 18W without melting. Find the maximum current that can flow through the three resistors.

Maximum current through resistor A IA=√182=3A Thus the maximum current through resistors B and C, each =3×12=1.5A

Maximum current through resistor A $I_{A} = \sqrt{\frac{18}{2}} = 3 A$ Thus the maximum current through resistors B and C, each $= 3 \times \frac{1}{2} = 1.5 A$