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Science · 2026 · 2 marks
CBSE 2026 · Region 4 · Set 2 · Q34
What do the symbols given below represent in an electric circuit? Write one function of each.
What do the symbols given below represent in an electric circuit ? Write one function of each.
Marking-scheme solution
Voltmeter
Used to measure potential difference
(ii)
Variable resistance / Rheostat
Used to change the resistance in the circuit. / Regulates current without changing the voltage source.
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CBSE Class 10 Science past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.