defination of junction & loop.

ques) :- what is junction?
 ans :- A junction in a circuit is a point where three or more conductors meet. It is also called nodes or branch.

  The above fig J is the junction point because at that point all the four conductors meet.


ques) :- what is loop?
 ans :-  A loop is a closed conducting path.

                         In the above fig. ABCD is closed conducting path that's we are called the above fig. is loop.