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A wave on a string is described by the relation y =A sin(36t - 0.042x), where t is measured in seconds and x in meters, with A = 0.16 m.
Evaluate the frequency of the wave. Hz
Evaluate the wavelength of the wave.
m
Estimate what is the speed of the wave.
m/s
A driving force of the form F(t)=(0.237 N) sin(2pi*f*t) acts on a weakly damped spring oscillator with mass 5.72 kg, Find the amplitude of the oscillator's steady-state motion when the driving force has this frequency
A 10 kg block is sitting motionless next to a spring that has a spring constant of 500 N/m. How far is the spring compressed while you are still holding it
A hoop of mass M and radius R is rotating about an axle at the edge of the hoop. what is the speed of the lowest point on the hoop
e drives 100 mi to Grandmother's house. On the way to Grandmother's, Julie drives half thedistance at 41.0mph, What is her average speed on the return trip
The overhead projector used in our lectures form (approximately) 2m-tall images of transparencies that are 30 cm tall. The screen is approximately 3m from the projector.Using these numbers, what must the focal length of the projector lens , in cm?
0.45 kg of a metal at 90degreesC is added to 0.40 kg of whater at 20.0degreesC. If the final temp of the mixture is 26.0degreesC, what is the specific heat of the metal
A neighborhood transformer on the top of a utility pole transforms 14.0 kV 60.0 Hz alternating voltage down to 120.0 V to be used inside a house. how many turns does the primary coil have
A circular wire loop of radius 11.3 cm carries a current of 3.48 A. What is the magnitude of the torque acting on the loop
A 83.55kg woman walked a 5k race in 53.33 minutes. How much power did it take to complete the race
A tennis ball is thrown toward a vertical wall with a speed of 22.0 m/s at the angle of 40.0° above the horizontal. The horizontal distance between the wall and the point where the tennis ball is released is 28.0 m.
A 2.354 kg block is on a horizontal surface with ?k = 0.170, and is in contact with a lightweight spring with a spring constant of 526 N/m which is compressed. What is the velocity of the mass as it breaks contact with the spring
A 1024x1024 pixel detector array with 20 mu m pixels is placed in the focal plane of a 4 m diameter telescope with a system focal ratio of 116. What is the angular scale (in arcsec per pixel) and the field of view for this detector?
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