JEE Advanced Paper 2019 | Work, Power and energy | Solution by Lalit Joshi Sir

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JEE Advanced Problem 2019 - Work, Power and energy solution by Lalit Joshi sir.

Question:-A particle is moved along a path AB−BC−CD−DE−EF−FA, as shown in figure in presence of a force F =(αy ii^ +2αx j^ )N, where x and y are in meter and αw=−1Nm −1. The work done on the particle by this force F will be _______ joule.

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Sir isme initial aur final posn sane hai to displacement zero hogi?? Par work ka magnitude aara hai....sir thoda ispe batadijiye

ayushbourai