A force directed 37.5 degree below the positive x-axis has an x component of 3.7

Question

A force directed 37.5 degree below the positive x-axis has an x component of 3.75 lb component. - 2.98 lb -2.881b -2.281b 2.88 lb 2.28 lb A student, who is initially at rest, wants to catch a Frisbee. When the Frisbee head it is moving at a speed of 4 m/s, and this is when she starts to direction as the Frisbee, accelerating at a rate of 1 m/s2. The Frisbee is rate of 1.5 m/s2. (You may neglect the vertical motion of the Frisbee). How take the student to catch the Frisbee? 0.8 s 1.3 s 2.4 s 3.2 s 5.3 s

Explanation / Answer

distance covered by student and grisvee is same in time t.

u1*t + 0.5*a1*t*t = u2*t + 0.5*a2*t*t

u1 = 4; a1 = -1.5

u2 = 0; a2 = 1

solving,

t = 3.2 seconds

(d)

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