Three cells each of e.m.f 1.5 V and internal resistance 2.5Ω are connected as shown in the diagram above. Find the net e.m.f and the internal resistance

Similar Questions

In photo-emission, the number of photo-electrons ejected per second depends on the? ...

It takes 4 minutes to boil a quantity of water using an electrical heating coil. How long will it ta...

I. Wavelength II. Medium of propagation III. Wave velocity IV. Frequency V. Energy Which of the...

The magnification of the image of an object placed in front of a convex mirror is $\frac{1}{3}$. I...

The diagram above represents balls in an undulating surface. Which of the following option represent...

If the maximum voltage across a 100ohms resistor is 20V, then the maximum power it can dissipate is ...

A real object is placed at a distance ucm in front of a curved mirror of focal length fcm. If the im...

If two charged plates are maintained at a potential difference of 3 kv, the work done in taking a ch...

Which of the following statements about the mouth piece of a telephone is correct? It converts sound...

The fuse in an electric device is always connected to the ...