Light travels at 299,792 km per s in a vacuum, 200,000 km per s in glass This video is about: Speed of Light in Medium. Subscribe to our YouTube channel to watch more Physics lectures. Practice tests and free video lectures for Physics, Chemistry, Biology, Math’s, Computer Science, English & more subjects are also available at Sabaq.pk. So, subscribe to Sabaq.pk/Sabaq Foundation now and get high marks in your exams. About Us: Sabaq.pk or Sabaq Foundation is a non-profit trust providing free online video lectures for students from classes K - 14 for all education boards of Pakistan including FBISE, Punjab Board, Sindh Board, KP Board, Baluchistan Board as well as for Cambridge. We have a team of qualified teachers working their best to create easy to understand videos for students providing 14,000 + free lectures for subjects including Physics, Chemistry, Mathematics, Biology, English, General Science, Computer Science, General Math, Statistics and Accounting. Sabaq.pk also prov

angelaAug 7, 2026

HassnaAug 7, 2026

nisrin_lifeAug 7, 2026

user1232485352740Jul 3, 2026

Calculating angle of refraction of light travels from air into water with given index of refraction. This video is about: Problem 1-Laws of Refraction. Subscribe to our YouTube channel to watch more Physics lectures. Practice tests and free video lectures for Physics, Chemistry, Biology, Math’s, Computer Science, English & more subjects are also available at Sabaq.pk. So, subscribe to Sabaq.pk/Sabaq Foundation now and get high marks in your exams. About Us: Sabaq.pk or Sabaq Foundation is a non-profit trust providing free online video lectures for students from classes K - 14 for all education boards of Pakistan including FBISE, Punjab Board, Sindh Board, KP Board, Baluchistan Board as well as for Cambridge. We have a team of qualified teachers working their best to create easy to understand videos for students providing 14,000 + free lectures for subjects including Physics, Chemistry, Mathematics, Biology, English, General Science, Computer Science, General Math, Statistics an

realwarripikinJul 3, 2026

Samrii🦋Jul 3, 2026

Henry DesaguJul 3, 2026

When light travels from air into water, it slows down, causing it to change direction slightly. This video is about: Refraction of Light in Water. Subscribe to our YouTube channel to watch more Physics lectures. Practice tests and free video lectures for Physics, Chemistry, Biology, Math’s, Computer Science, English & more subjects are also available at Sabaq.pk. So, subscribe to Sabaq.pk/Sabaq Foundation now and get high marks in your exams. About Us: Sabaq.pk or Sabaq Foundation is a non-profit trust providing free online video lectures for students from classes K - 14 for all education boards of Pakistan including FBISE, Punjab Board, Sindh Board, KP Board, Baluchistan Board as well as for Cambridge. We have a team of qualified teachers working their best to create easy to understand videos for students providing 14,000 + free lectures for subjects including Physics, Chemistry, Mathematics, Biology, English, General Science, Computer Science, General Math, Statistics and Acc

adzyimzJul 3, 2026

user9585433821270Jul 3, 2026

Class 10 Federal Physics Textbook

You Might Also Like

SS 1 Physics

SS 3 Physics

SS 2 Physics

SS 2 Physical

10th Class Physics New Book 2026

The Core of Matter: Insights into Nuclear Physics (Urdu/Hindi)

10th Class Physics Chapter 1 - Class 10 Physics Chapter 10 - Physics Class 10 Chapter 1

10th Class Physics Chapter 16 - Basic Electronics - Class 10 Physics Chapter 16 - Physics Class 10th Chapter 16

Урок 1 физика 5 класс

Kids Songs by CoComelon

ABC Songs for Kids - CoComelon Nursery Rhymes

Learn Colors with CoComelon!

Question of the day

11th Class Physics Chapter 4 - 1st Year Physics Chapter 4 Work and Energy - FSc Part 1 Physics Chapter 4

Graphs in Practical Situations

11th Class Physics Chapter 3 - New Book 2025

Grade 3 English

Grade 4 English

Grade 5 English

Grade 1 Math

Poems for Kids

Saad Aur Sadia AI Cartoon Series

Grade 1 English

Hamza AI Cartoon Series - 2025

Featured Picks

Gamixo

VSKIT Drama