SUSHIL sir has taught IIT-JEE physics for more than 15 years in kota , get all videos of Sushil sir at youtube channel- arride learning kota or visit our website www.arridelearning.com
click for youtube channel https://goo.gl/2U3qPw
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IIT Physics by SUSHIL sir B. TECH. IIT DELHI | SHM-COMPOUND PENDULUM - Videos
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