Physics Work Done by Force \(K\left[ {{x \over {{{({x^2} + {y^2})}^{3/2}}}}\hat i + {y \over {{{({x^2} + {y^2})}^{3/2}}}}\hat j} \right]\) August 24, 2015 Engineer Manish Verma Leave a comment [JEE Advanced 2013] Solution The equation of the circle is x2+y2=a2 Hence, (D) Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related