A cell with internal resistance is connected to a light-dependent resistor (LDR), a fixed resistor and a voltmeter, as shown. The voltmeter reading increases. Which quantity decreases as the voltmeter reading increases?
A.
the charge moving through the cell per unit time
B.
the energy transferred to the fixed resistor per unit charge
C.
the intensity of the light incident on the LDR
D.
the terminal potential difference across the cell
Exam No：9702_w24_qp_11 Year：2024 Question No：34
Answer:
D
Knowledge points:
9.2.1 define potential difference and the volt
9.2.2 recall and use
9.2.3 recall and use P = VI and P = I2R
Solution:
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