Author Question: A simple harmonic oscillator has an amplitude of 3.50 cm and a maximum speed of 28.0 cm/s. What is ... (Read 130 times)

cherise1989 · **on:** Jul 29, 2018

A simple harmonic oscillator has an amplitude of 3.50 cm and a maximum speed of 28.0 cm/s. What is its speed when the displacement is 1.75 cm?

A)

12.0 cm/s

B)

24.2 cm/s

C)

14.2 cm/s

D)

15.0 cm/s

E)

17.0 cm/s

Question 2

A 6.0-F air capacitor is connected across a 100-V battery. After the battery fully charges the capacitor, the capacitor is immersed in transformer oil (dielectric constant = 4.5).

How much additional charge flows from the battery, which remained connected during the process? A)

1.2 mC
B)

1.5 mC
C)

1.7 mC
D)

2.1 mC
E)

2.5 mC