1.

A particle moves from (1,-2, 3)m to (4, 2,3)m. in 2 second. Find magnitude of averagevelocity during 2 second.5(a) -m2(b) 2m3C)-m2(d)

Answer»

avg velocity is given by (change in position)/(time) => (4-1)i+2-(-2)j +(3-3)k/2 => 3i+4j/2 the magnitude of 3i+4j = 5

so avg. velocity is 5/2 m/s.



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