General Aptitude
- Arithmetic Aptitude
- Data Interpretation
Verbal and Reasoning
Engineering
- Mechanical Engineering
Programming
Technical MCQs
Medical Science

Google

Home
Engineering
Electronics and Communication Engineering
Digital Electronics

Digital Electronics - Engineering

Digital Electronics - Section 1
Digital Electronics - Section 2
Digital Electronics - Section 3
Digital Electronics - Section 4
Digital Electronics - Section 5
Digital Electronics - Section 6
Digital Electronics - Section 7
Digital Electronics - Section 8
Digital Electronics - Section 9
Digital Electronics - Section 10
Digital Electronics - Section 11
Digital Electronics - Section 12
Digital Electronics - Section 13
Digital Electronics - Section 14
Digital Electronics - Section 15
Digital Electronics - Section 16
Digital Electronics - Section 17
Digital Electronics - Section 18
Digital Electronics - Section 19
Digital Electronics - Section 20
Digital Electronics - Section 21
Digital Electronics - Section 22
Digital Electronics - Section 23
Digital Electronics - Section 24

Which of the following needs DC forward voltage to emit light?

A LED

B LCD

C Both LED as well as LCD

D None of the above

ANS:A - LED

No answer description is available.

Share :

img not found

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.

Aptitude Crack is a career portal helping career aspirants in their endeavor. We publish best guidance and latest reading material to help our viewers in their upcoming competitive exams and interviews.

Quick Links

About Us
Terms Of Use
PrivacyPolicy
Contact Us

Newsletter

Try for free once

© Copyright 2025 Aptitude Crack . All Rights Reserved.