Question 3: Long Questions / Problem solving / investigation

3.1. A 1.0 kg mass was hung from a spring and allowed to come to equilibrium. It was then lifted up 10 cm and released at time t = 0. It performed simple harmonic motion with a period of 1.0 second.

a. Бұрыштық жиілікті анықтандар.

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(1)

b. What was the acceleration of the mass at t = 0?

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c. How far from the point of release was the mass at t = 0.25 sec?

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d. How far from the equilibrium position was the mass at t = 0.25 sec?

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e. Серіппелі маятниктің максимум жылдамдыған анықтандар.

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(1)

3.2. A 5 kg mass on the end of a spring undergoes Simple Harmonic Motion with an amplitude of 10 cm and a time period of 2 s.

a. Define what is meant by the term Simple Harmonic Motion.

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b. Calculate the:

i. Серіппенің қатандығын анықтандар;

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(2)

ii. maximum acceleration of the mass.

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(1)

c. Use the axes below to plot a graph resultant force against displacement from mean position for the mass.

(2)

3.3. Үш бірдей шар суреттегідей бір-бірінен сәйкесінше L₁ және L₂қашықтықта бірдей жылдамдықтармен қабырғаға қатысты перпендикуляр қоғалып жатыр. Барлық соқтығысулар орындалғаннан кейін шарлар қандай жылдамдықтармен қозғалады. Соқытығысулар абсолют серпімді.

(3)

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