Question

While performing the experiment "to study the dependence of current flowing through a resistor on the potential difference across its ends" if a student keeps the circuit 'ON' for a long time to measure the current and voltage, the (A) 1 ammeters zero erro
(B) potential difference of the cell will change
(C) voltmeter will start giving wrong readings
(D) resistor will get heated upto change in the values of its resistance


CBSE Class X Science VSA (1 Mark)

Answer 1

(D) Heating changes the resistance.

Answer 2

While performing the experiment "to study the dependence of current flowing through a resistor on the potential difference across its ends" if a student keeps the circuit 'ON' for a long time to measure the current and voltage, the (A) 1 ammeters zero erro
(B) potential difference of the cell will change
(C) voltmeter will start giving wrong readings
(D) resistor will get heated upto change in the values of its resistance✔✔✔✔✔

CBSE Class X Science VSA (1 Mark)