Answer detailly 1ii 1. () A particle of mass 5 kg moves so that its position vector after / seconds isr = [(cos2t)i + (4 sin2t + 3)j ]m.Find(a) the magnitude of the position vector of the particle whent =(b) the speed of the particle when t =(c) the magnitude of the force acting on the particle when t =(ii) The retardation of a particle P moving in a straight line with speed v ms' is (2 + v) ms?. Given thatthe initial speed of the particle is 10 ms-', find(d) the time which P takes to come to rest,(e) the distance covered during this time.

Initial velocity of the particle v=10 m/s Retardation of the particle a=-(2+v)m/s2 The time for…

(ii) The retardation of a particle P moving in a straight line with speed v ms' is (2 + v) ms². Given that the initial speed of the particle is 10 ms-, find (d) the time which P takes to come to rest, (e) the distance covered during this time.

(ii) The retardation of a particle P moving in a straight line with speed v ms' is (2 + v) ms². Given that the initial speed of the particle is 10 ms-, find (d) the time which P takes to come to rest, (e) the distance covered during this time.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Answer detailly 1ii

1. () A particle of mass 5 kg moves so that its position vector after / seconds is
r = [(cos2t)i + (4 sin2t + 3)j ]m.
Find
(a) the magnitude of the position vector of the particle whent =
(b) the speed of the particle when t =
(c) the magnitude of the force acting on the particle when t =
(ii) The retardation of a particle P moving in a straight line with speed v ms' is (2 + v) ms?. Given that
the initial speed of the particle is 10 ms-', find
(d) the time which P takes to come to rest,
(e) the distance covered during this time.

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