![Physics Reference: A battery with e.m.f. E and internal resistance r is connected in series with a variable external resistor. Physics Reference: A battery with e.m.f. E and internal resistance r is connected in series with a variable external resistor.](https://1.bp.blogspot.com/-k_gSBGqr1wM/XHmBQmAZMvI/AAAAAAAAKIw/m8AgahEPIFYs0mj8Aaj6cwmp5_TDQQ0CwCLcBGAs/w1200-h630-p-k-no-nu/june2015p11q36-internal-resistance-variable-external.png)
Physics Reference: A battery with e.m.f. E and internal resistance r is connected in series with a variable external resistor.
![A battery has an emf E and internal resistance r. A variable resistance R is connected across the - YouTube A battery has an emf E and internal resistance r. A variable resistance R is connected across the - YouTube](https://i.ytimg.com/vi/ssZrrPd3c5g/maxresdefault.jpg)
A battery has an emf E and internal resistance r. A variable resistance R is connected across the - YouTube
![Show that the maximum power delivers to the load resistance R in the figure below occurs when the load resistance matches the internal resistance, that is when R=r. | Homework.Study.com Show that the maximum power delivers to the load resistance R in the figure below occurs when the load resistance matches the internal resistance, that is when R=r. | Homework.Study.com](https://homework.study.com/cimages/multimages/16/untitled-27533961257728167797.jpg)
Show that the maximum power delivers to the load resistance R in the figure below occurs when the load resistance matches the internal resistance, that is when R=r. | Homework.Study.com
![Find the emf(V) and internal resistance (r) of a single battery which is equivalent to a parallel combination of two batteries of emfs V1 and V2 and internal resistance r1 and r2 Find the emf(V) and internal resistance (r) of a single battery which is equivalent to a parallel combination of two batteries of emfs V1 and V2 and internal resistance r1 and r2](https://haygot.s3.amazonaws.com/questions/1012113_1dbdad3604904e2aad470b55ef2901cc.png)
Find the emf(V) and internal resistance (r) of a single battery which is equivalent to a parallel combination of two batteries of emfs V1 and V2 and internal resistance r1 and r2
![The emf (epsilon)and the internal resistance r of the battery shown in figure are 4.3V and 1.0(Omega)respectively.the external resistance R is 50(Omega).The resistances of the ammeter and voltmeter are 2.0(Omega)and 200(Omega)respectively.(a)Find the The emf (epsilon)and the internal resistance r of the battery shown in figure are 4.3V and 1.0(Omega)respectively.the external resistance R is 50(Omega).The resistances of the ammeter and voltmeter are 2.0(Omega)and 200(Omega)respectively.(a)Find the](https://d10lpgp6xz60nq.cloudfront.net/ss/web/236940.jpg)
The emf (epsilon)and the internal resistance r of the battery shown in figure are 4.3V and 1.0(Omega)respectively.the external resistance R is 50(Omega).The resistances of the ammeter and voltmeter are 2.0(Omega)and 200(Omega)respectively.(a)Find the
![SOLVED: Question 5 part 1 of 2 10 points The internal resistance r of a battery with emf € is connected to load resistor with resistance R. 98 10 V 6 B SOLVED: Question 5 part 1 of 2 10 points The internal resistance r of a battery with emf € is connected to load resistor with resistance R. 98 10 V 6 B](https://cdn.numerade.com/ask_images/ac26f06329254360acb7ad7091247b31.jpg)
SOLVED: Question 5 part 1 of 2 10 points The internal resistance r of a battery with emf € is connected to load resistor with resistance R. 98 10 V 6 B
![SOLVED: For battery of voltage and internal resistance the total power delivered to load with resistance R is P = VR (R+r)2 Calculate assuming that is a variable and Ris constant. (Use SOLVED: For battery of voltage and internal resistance the total power delivered to load with resistance R is P = VR (R+r)2 Calculate assuming that is a variable and Ris constant. (Use](https://cdn.numerade.com/ask_previews/81e1ff53-c326-49fb-8b09-1c902735df95_large.jpg)
SOLVED: For battery of voltage and internal resistance the total power delivered to load with resistance R is P = VR (R+r)2 Calculate assuming that is a variable and Ris constant. (Use
![The Emf ε and the Internal Resistance R of the Battery, Shown in the Figure, Are 4.3 V and 1.0 ω Respectively. the External Resistance R is 50 ω. - Physics | Shaalaa.com The Emf ε and the Internal Resistance R of the Battery, Shown in the Figure, Are 4.3 V and 1.0 ω Respectively. the External Resistance R is 50 ω. - Physics | Shaalaa.com](https://www.shaalaa.com/images/_4:ab873030a1e840df856416a415231f36.png)
The Emf ε and the Internal Resistance R of the Battery, Shown in the Figure, Are 4.3 V and 1.0 ω Respectively. the External Resistance R is 50 ω. - Physics | Shaalaa.com
![Two batteries each of E and internal resistance r are connected turn by turn in series and in parallel, and are used to find current in an external resistance R. If the Two batteries each of E and internal resistance r are connected turn by turn in series and in parallel, and are used to find current in an external resistance R. If the](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/11964718_web.png)
Two batteries each of E and internal resistance r are connected turn by turn in series and in parallel, and are used to find current in an external resistance R. If the
![Shown an arrangement to measure the emf `(epsilon)`and internal resistance r of a battery. The - YouTube Shown an arrangement to measure the emf `(epsilon)`and internal resistance r of a battery. The - YouTube](https://i.ytimg.com/vi/6e5LJj0XOKA/mqdefault.jpg)
Shown an arrangement to measure the emf `(epsilon)`and internal resistance r of a battery. The - YouTube
![The emf E and the internal resistance r of the battery shown in figure are 4.3V and `1.0Omega` - YouTube The emf E and the internal resistance r of the battery shown in figure are 4.3V and `1.0Omega` - YouTube](https://i.ytimg.com/vi/u366CacyrPw/maxresdefault.jpg)
The emf E and the internal resistance r of the battery shown in figure are 4.3V and `1.0Omega` - YouTube
![SOLVED:The circuit in FIGURE 21-43 includes a battery with a finite internal resistance, r=0.50 Ω(a) Find the current flowing through the 7.1-Ωand the 3.2-Ωresistors. (b) How much current flows through the battery? ( SOLVED:The circuit in FIGURE 21-43 includes a battery with a finite internal resistance, r=0.50 Ω(a) Find the current flowing through the 7.1-Ωand the 3.2-Ωresistors. (b) How much current flows through the battery? (](https://cdn.numerade.com/previews/82229e61-7bce-431e-89b9-b1e88f3e883b_large.jpg)