UPSC CSE - GS
Free courses
NCERT Summary
History - NCERT Summary
Lesson 3 of 5 • 2 upvotes • 12:02mins
Ncert summary of sound
5 lessons • 56m
Force and Pressure
12:11mins
Friction
12:10mins
Sound
12:02mins
Chemical Effects of Electric Current
9:40mins
Some Natural Phenomena
10:46mins