Physics · JEE

I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator Mock Test for JEE

8+ syllabus-aligned questions available

Quick answer

A I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator JEE mock test on Goodmarks lets you attempt 8+ timed MCQs with instant feedback. Use it to benchmark speed, accuracy, and readiness for JEE Main Physics.

Simulate exam conditions with a I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator mock test. Attempt 8+ timed MCQs, check your score instantly, and review every solution to close gaps before the real exam.

Syllabus context

Part of Electronic Devices in JEE Main Physics.

Free sample questions

Attempt 8 free MCQs for I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator. Unlock the full bank with Pro.

Unlock full bank

Q1PhysicsUnit 19: Electronic Devices

The colour of light emitted by an LED depends on

Q2PhysicsUnit 19: Electronic Devices

Figure shown a DC voltage regulator circuit, with a Zener diode of breakdown voltage

=6 V .

If the unregulated input voltage varies between

10 V

16 V

then what is the maximum Zener current?

Q3PhysicsUnit 19: Electronic Devices

The operation of a solar cell requires:

Q4PhysicsUnit 19: Electronic Devices

Photodiode is a device

Q5PhysicsUnit 19: Electronic Devices

Assertion Photodiode and solar cell work on same mechanism. Reason Area is large for solar cell.

Q6PhysicsUnit 19: Electronic Devices

The attached figure shows the characteristics of:

Q7PhysicsUnit 19: Electronic Devices

A 5 V zener diode is used to regulate the voltage across load resistor

\boldsymbol{R}_{L}

and the input voltage varies in between

10 \mathrm{V}

15 \mathrm{V} .

The load current also varies from 5

\mathrm{mA}

50 \mathrm{mA}

. Find the value of series resistance R. Given,

\boldsymbol{I}_{Z}(\boldsymbol{m} \boldsymbol{i} \boldsymbol{n})=\boldsymbol{2} \boldsymbol{0} \boldsymbol{m} \boldsymbol{A}

Q8PhysicsUnit 19: Electronic Devices

The typical operating current for a lightemitting diode is approximately:

Want unlimited I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator practice?

Pro unlocks the full question bank, topic filters, and attempt history.

Get started free View Pro plans

Frequently asked questions

How long should a I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator mock test take?

For a topic-level test, aim for 20–30 minutes. For a full subject mock, allow 60–90 minutes to mirror JEE timing.

What is a good score on a I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator mock test?

Aim for 70%+ accuracy initially, then push toward 85%+ as your exam date approaches. Review explanations for every wrong answer.

Does Goodmarks score mock tests automatically?

Yes. Each MCQ is scored instantly with the correct answer and explanation shown after submission.

Can I retake the same mock test?

Pro users can generate new question sets by topic. Reattempting the same questions after a gap is excellent for retention.