A PHP Error was encountered

Severity: Warning

Message: file_put_contents(apps/keys_userd_ex.txt): failed to open stream: Permission denied

Filename: helpers/youtube_helper.php

Line Number: 201

A PHP Error was encountered

Severity: Warning

Message: json_decode() expects parameter 1 to be string, array given

Filename: helpers/youtube_helper.php

Line Number: 449

A PHP Error was encountered

Severity: Notice

Message: Undefined index: UCnzbVkknmqhRqUKg7RDTDeg

Filename: helpers/youtube_helper.php

Line Number: 573

A PHP Error was encountered

Severity: Notice

Message: Undefined index: Chris Smoove

Filename: helpers/youtube_helper.php

Line Number: 574

A PHP Error was encountered

Severity: Warning

Message: file_put_contents(apps/keys_userd_ex.txt): failed to open stream: Permission denied

Filename: helpers/youtube_helper.php

Line Number: 201

A PHP Error was encountered

Severity: Warning

Message: json_decode() expects parameter 1 to be string, array given

Filename: helpers/youtube_helper.php

Line Number: 410

A PHP Error was encountered

Severity: Warning

Message: file_put_contents(apps/keys_userd_ex.txt): failed to open stream: Permission denied

Filename: helpers/youtube_helper.php

Line Number: 201

A PHP Error was encountered

Severity: Warning

Message: json_decode() expects parameter 1 to be string, array given

Filename: helpers/youtube_helper.php

Line Number: 336

A PHP Error was encountered

Severity: Warning

Message: array_merge(): Argument #2 is not an array

Filename: helpers/youtube_helper.php

Line Number: 337

A PHP Error was encountered

Severity: Warning

Message: array_slice() expects parameter 1 to be array, null given

Filename: helpers/youtube_helper.php

Line Number: 345

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/httpd/w-vids.com/content/html/system/core/Exceptions.php:185)

Filename: libraries/Tracker.php

Line Number: 46

Renewable And Non-Renewable Sources Of Energy - How Do Solar Panels Work? - Richard - W-Vids Video Sharing.

Renewable and Non-Renewable Sources of Energy How do solar panels work? - Richard 3 weeks ago   04:35

Share
PrepOnGo
CBSE class 10 Science - Sources of energy - There are two types of energy sources : Renewable Sources of Energy and Non-Renewable Sources of Energy. Renewable energy can be regenerated and are also called as the in-exhaustible sources of energy. Non-Renewable energy is reserved and can not be made again and are also called as the exhaustible sources.

About PrepOngo: Best Online Learning App which provides CBSE class 10 interactive video lectures, NCERT solutions, written study material, solved examples, in chapter quizzes and practice problems for Science (Physics, Chemistry, Biology) and Mathematics. We try to help the students understand lessons by visualising the concepts through illustrative and interactive videos, practice from large question banks and evaluate and improve yourself continuously.
Online Live courses are also offered for CBSE boards, JEE Mains, JEE-Advanced, NEET and Board preparation for class 10, 11 and 12

For all CBSE class 10 Science and Maths video lectures download the Android App: https://goo.gl/HJwkhw

Subscribe to our YouTube Channel: https://goo.gl/KSsWP2
MailFootballSoccer

Comments 15 Comments

Add Reply

How do solar panels work? - Richard Renewable and Non-Renewable Sources of Energy 3 weeks ago   04:59

Share
View full lesson: https://ed.ted.com/lessons/how-do-solar-panels-work-richard-komp

The Earth intercepts a lot of solar power: 173,000 terawatts. That’s 10,000 times more power than the planet’s population uses. So is it possible that one day the world could be completely reliant on solar energy? Richard Komp examines how solar panels convert solar energy to electrical energy.

Lesson by Richard Komp, animation by Globizco.

Related Videos