th position vector of a particle p of mass 3 kg is given by r = [(cos 2t) i + (sin 2t)j] m given that p was intitialy at rest. find the cartesian equation of its path and describe it.


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Question Number 91654 by Rio Michael last updated on 02/May/20

$th position vector of a particle p of mass 3 kg is given by$ $r = [(\cos 2 t) i + (\sin 2 t) j] m$ $given that p was intitialy at rest .$ $find the cartesian equation of its path and describe it .$
	Answered by Kunal12588 last updated on 02/May/20

	$m = 3 k g$ $r = [(c o s 2 t) i + (s i n 2 t) j] m$ $y = c o s 2 t$ $x = s i n 2 t$ $x^{2} + y^{2} = 1 i . e . p a t h i s a c i r c l e$
	Commented by Rio Michael last updated on 02/May/20

	$wow thanks sir,$ $what if we have something like this$ $r = [(\cos 2 t) i + (\sin 2 t) j + (\sin 2 t) k] how do describe this ?$
	Commented by Kunal12588 last updated on 02/May/20

	$m a y b e a n s w e r l i e s i n 3 d g e o m e t r y, I {d o n}^{'} t k n o w$
	Commented by Rio Michael last updated on 02/May/20

	$okay sir thanks, was thinking of hw to describe this$
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