ICSE Class 10 Semiconductor Electronics: Materials, Devices and Simple Circuits — Mock Test (2027)
Free online mock test for Semiconductor Electronics: Materials, Devices and Simple Circuits (ICSE Class 10 Physics) — 73 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the Semiconductor Electronics: Materials, Devices and Simple Circuits chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.A silicon diode (cut-in voltage 0.7 V, assumed constant once conducting) is connected in series with a 1 kohm resistor to a 5 V dc source in forward bias. The current through the circuit is:
- A.5.0 mA
- B.4.3 mA
- C.5.7 mA
- D.0.7 mA
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2.In an n-type semiconductor, the majority and minority carriers are respectively:
- A.holes and electrons
- B.electrons and holes
- C.electrons and ionised donors
- D.holes and ionised acceptors
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3.A logic gate with a single input that inverts its input is the:
- A.AND gate
- B.OR gate
- C.NOT gate
- D.NAND gate
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4.An intrinsic semiconductor at T = 0 K behaves like:
- A.a perfect conductor
- B.an insulator
- C.an n-type semiconductor
- D.a superconductor
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5.A junction diode is forward biased when:
- A.the p-side is connected to the negative terminal and n-side to the positive terminal
- B.the p-side is connected to the positive terminal and n-side to the negative terminal
- C.both sides are at the same potential
- D.no external voltage is applied
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