Homework Statement
An ultrasonic transducer, of the type used medical ultrasound imaging, is avery thin disk (m=0.10 g) driven back and forth in SHM at 1.0 MHz by an electromagnetic coil.
a. The maximum restoring force that can be applied to the disk without breaking it is 40,000 N...
Homework Statement
A block on a spring if pulled to the right and released at t=0s. It passes x=3.00 cm at t=0.685s, and it passes x=-3.00 at t=0.886s.
a. what is the angular frequency?
b. what is the amplitude?
Homework Equations
w = 2pi / T
w= sqrt k/m
The Attempt at a...
Homework Statement
For a particle in simple harmonic motion, show that vmax = (pi/2) vaverage, where vaverage is the average speed during one cycle of the motion.
Homework Equations
v(t) = -vmaxsin(wt + phi)
vmax = 2piA/ T = wA
The Attempt at a Solution
I'm really not sure at...