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Middle C has a frequency of 261 Hz. Using the speed of sound = 340 m/s,
1. Calculate the wavelength of middle C.
2. What is the frequency of the 2nd harmonic of MIddle C?
3. What is the wavelength of this 2nd Harmonic?
If the far end of the iron rod is in an ice bath at 0°C, find the rate of heat transfer passing from the boiling water to the ice bath. Suppose there is no heat loss to the surrounding air.
A 100 gram bullet travelling at 350 m/s strikes and sticks into a stationary 5.00 kg block of wood. The combined bullet+ block initially slides on a horizontal frictionless surface until they encounter a 30.0 degree inclined plane with a coefficient ..
A body of mass 2.65 kg moves along the x-axis, and its motion is described by the equation x = 6 sin (13 t + 2), Find the resultant force on the body at t = 0.100 s
what is the speed of the proton in the beam.define the spread in these values.
Two boats are heading away from shore. Boat 1 heads due north at a speed of 3.16 m/s relative to the shore, What is the speed of the passenger relative to the shore
A battery with a 12-V EMF has a terminal voltage of 11.4 V when it delivers 20A to the starter of a car. How much energy is dissipated per unit time by internal resistor
At a recent rock concert, a dB meter registered 110 dB when placed 2.00 meters in front of a loudspeaker on the stage. Calculate the output power of the speaker
When a car makes a sharp left turn, what causes the passenger to move toward the right side of the car? inertia, centripetal force, centrifugal force, or centripetal acceleration ?
In a car collision, the driver's body must change speed from a high value to zero. This is true whether or not an airbag is used, How does it reduce injury
a parallel-plate capacitor has an area of 5.50 cm2 and the plates are separated by 1.06 mm with air between them. it
An object is oscilliating on a spring with a period of 4.60 s . At time t= 0.00 s the object has zero speed and is at x = 8.30 cm . What is the acceleration of the object at t= 2.50 s ?
A stationary particle of charge q = 2.6 × 10-8 C is placed in a laser beam whose intensity is 2.3 × 103 W/m2, find the maximum magnitudes of electric forces
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