Alternating Current – CBSE Class 12 Previous Year Questions (2024–2026)
All 6 CBSE Class 12 previous-year questions from Alternating Current (Physics), 2024–2026, taken from 5 papers. Practise them together in one test with the official marking and answer key, then review every answer.
▶ Practise all 6 questionsAll CBSE Class 12 chapters
Alternating Current questions by paper
Sample questions
- CBSE Class 12 Physics Board 2026 (Set 55/1/1)
In a series circuit the voltage across the resistor capacitor and inductor is 10 each If the capacitor is short circuited the voltage across the inductor will be 1 A 5… - CBSE Class 12 Physics Board 2025 (Set 55/1/1)
A voltage sin ot applied to a circuit drives a current ig sin in the circuit The average power consumed in the circuit over a cycle is 1 A Zero ig cos Yo Yo 4 cos 6 - CBSE Class 12 Physics SQP 2025-26
If the phasor diagram for a device connected to AC supply is as shown in the fig then which of the following statements is true vo 1 4 A When the frequency of the AC… - CBSE Class 12 Physics SQP 2025-26
The emf generated by an AC generator is given by Vo sin where is angular frequency of armature of generator What will be the emf if the angular frequency is doubled A…
Question text shown from the scanned paper; open the test to see each question exactly as printed.
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