Q3 of 52 Page 351

The charge on an electron is 1.6 × 10-19C. Find the number of electrons that will flow per second to constitute a current of 2A.

We know that;

Q = ne


Were,


n is an integral multiple can take values 1, 2, 3….


e- is the charge on the electron.


And,



Thus,




More from this chapter

All 52 →
1

If a body has positive charge, then what does it mean?

 2

In which direction does current flow in an electric circuit?

 4

Write a low resistance device name which is always connected in series with the device through which the current is to be measured.

 5

If work done in moving a charge of 20 mC from infinity to a point O in an electric field is 15 J, then what is the electric potential at this point?