Physics Video Lecture
Connecting Students in 221 Countries

Video Lectures

High School/JEE/NEET/IPhO Physics | 17-19 Yrs

Kinematics
  1.  
  2. why we use dr by dtheta as zero
    5 years ago by Shreya Gupta

    Post your answer here

  3.  
  4. There is a slight mistake in the ans. u^2- 2gh should be replaced by u^2 2gh
    6 years ago by Abhishek Raj

    Post your answer here

  5.  
  6. sir , there should be gh in answer , will you please check the third last step
    6 years ago by aaditya chaturmohta
    Ans 1 ->
    positive gh , in place of negative .
    6 years ago by aaditya chaturmohta

    Post your answer here

  7.  
  8. can't we directly say that theta = arctan(u^2/Rg) after making dR/d@ = 0 ??
    9 years ago by ABHISHEK MALAKAR
    Ans 1 ->
    we can ,but as a variable h is also given so we have to include that too in our answer
    6 years ago by aaditya chaturmohta

    Post your answer here