Physics · JEE

Online Practice: I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator for JEE

8+ syllabus-aligned questions available

Quick answer

Goodmarks provides free online JEE practice for I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator with 8+ MCQs, instant answer checking, and full solutions. Sign up to unlock the complete question bank and topic-wise filters.

Sharpen your physics preparation with interactive online practice for I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator. Goodmarks offers 8+ JEE-style MCQs mapped to the official syllabus, each with detailed explanations so you learn from every attempt.

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 do I practice I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator online for JEE?

Open this page, attempt the free sample MCQs, then sign up on Goodmarks to access the full I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator question bank with topic filters and detailed explanations.

How many I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator questions are available?

Goodmarks currently has 8+ JEE-aligned MCQs for I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator, with more added regularly.

Is this aligned with the JEE Main syllabus?

Yes. All Physics questions on Goodmarks are organised by official JEE Main units and subtopics, including I-V characteristics of LED, the photodiode, solar cell, Zener diode, Zener diode as a voltage regulator.

Do I get solutions after each question?

Every question includes the correct answer and a step-by-step explanation. Free users can practise a random mix; Pro unlocks full subject and topic filters.