Two resistors and are connected in parallel between points and

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Circuits · Electric Circuits

Problem

Two resistors

R_1

and

R_2

are connected in parallel between points

P

and

Q

. A battery and an ideal ammeter are connected in series between

Q

and

P

, completing the circuit. How many independent closed loops include the ammeter? (a)

3

(b)

1

(c)

2

(d)

4