Question text
33 A cardboard tube has two wires, P and Q, connected to its ends. Inside the tube, wire P and wire Q are connected to two resistors. The potential difference (p.d.) between wire P and wire Q is 9.0V and the current in the wires is 0.75A. P Q Which combination of resistors is inside the tube? A a 0.75 resistor and a 6.0 resistor in parallel B a 0.75 resistor and a 6.0 resistor in series C a 20 resistor and a 30 resistor in parallel D a 20 resistor and a 30 resistor in series
33 A cardboard tube has two wires, P and Q, connected to its ends. Inside the tube, wire P and
wire Q are connected to two resistors.
The potential difference (p.d.) between wire P and wire Q is 9.0V and the current in the wires is
0.75A.
P
Q
Which combination of resistors is inside the tube?
A a 0.75 resistor and a 6.0 resistor in parallel
B a 0.75 resistor and a 6.0 resistor in series
C a 20 resistor and a 30 resistor in parallel
D a 20 resistor and a 30 resistor in series
Select your answer: