Work, Energy, Power & Collision / कार्य, ऊर्जा और शक्ति
JEE Main & Advanced
Physics
Work, Energy, Power & Collision / कार्य, ऊर्जा और शक्ति
Question Bank
Numerical Value Type Questions - Works, Energy and Power
question_answer
A particle which is experiencing a force, given by \[\vec{F}=3\vec{i}-12\vec{j},\] undergoes a displacement of \[\vec{d}=4\vec{i}.\] If the particle had a kinetic energy of 3 J at the beginning of the displacement, what is its kinetic energy (in joule) at the end of the displacement?