Q1) A spring scale hung from the ceiling stretches by 6

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Q1) A spring scale hung from the ceiling stretches by 6.0 cm when a 1.5 kg mass is hung from it. The 1.5 kg mass is removed and replaced with a 2.3 kg

kg mass.

What is the stretch of the spring? Express your answer with the appropriate units.

 

Q2 : An air-track glider attached to a spring oscillates between the 10.0 cm mark and the 64.0 cm mark on the track. The glider completes 10.0 oscillations in 36.0 s

a: What is the period of the oscillations?

b: What is the frequency of the oscillations?

c: What is the amplitude of the oscillations?

d: What is the maximum speed of the glider?

 

Q3: In a loudspeaker, an electromagnetic coil rapidly drives a paper cone back and forth, sending out sound waves.

a: If the cone of a loudspeaker moves sinusoidally at 1.2 kHz with an amplitude of 4.5 μm, what is the cone's maximum speed?

b: What is the cone's maximum acceleration?