A particle on a spring moves in simple harmonic motion along the x axis between

Question

A particle on a spring moves in simple harmonic motion along the x axis between turning points at x1 = 115 cm and x2 = 135 cm

(i) At which of the following positions does the particle have maximum speed?

a. 115 cm

b. 120 cm

c. 125 cm

d. at none of those positions
(ii) At which position does it have maximum acceleration?

a. 115 cm

b. 120 cm

c. 125 cm

d. at none of those positions

(iii) At which position is the greatest net force exerted on the particle?

a. 115 cm

b. 120 cm

c. 125 cm

d. at none of those positions

Explanation / Answer

125 cms i.e. centre

115 cm (end posn)

115 cms(end position)

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