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Three successive resonance frequencies for a certain string are 481., 518., and 555. Hz.
A. What is the fundamental frequency?
B. Which harmonic is the 555 Hz resonant frequency?
C. If the speed of transverse waves on this string is 394 m/s, find the length of the string.
A disoriented physics professor drives a distance 3.25km north, then a distance 3.65km west, Find the direction of the resultant displacement, using the method of components
How much kinetic energy is lost in the collision. compute the focal length of the mirror.
The light bulb in the circuit has a resistance of 11 ohms and consumes 6.7 W of power as the 1.25 m long, What speed must the rod have if the current in the circuit is to be 0.65 A
A rock climber stands on top of a 53{\rm m} -high cliff overhanging a pool of water. He throws two stones vertically downward 1.0{\rm s} apart, What is the speed of the first stone as it hits the water
wheel A of radius rA = 11 cm is coupled by belt B to wheel C of radius rC = 20 cm. The angular speed of wheel A is increased from rest at a constant rate of 1.6 rad/s2. Find out the time needed for wheel C to reach an angular speed of 100 rev/min,..
A 20g ball of clay traveling east at 3.0m/s collides, What is the speed of the resulting ball of clay
A charge Q1 = 1.33 %u03BCC is at rest and is located 2.30 cm away from another fixed charge Q2 = 1.95 %u03BCC. Calculate the kinetic energy of charge Q1
When you see a traffic light turn red, you apply the breaks until you come to a stop. what was your average velocity during breaking
An oscillator with a mass of 530 g and a period of .80 s has amplitude that decreases by 2 percent during each complete oscillation. At what time will the energy be reduced to 33 percent of its initial value.
f the U.S. demand for electricity continues to grow at about 2% per year, how many more MWe would be needed to meet that demand in 10 years, What fraction of our present use of natural gas is this
Find the minimum aperture diameter of a camera that can resolve detail on the ground the size of a person (1.5m ) from an SR-71
An LCR circuit contains a resistor with R = 450 ? and a capacitor with C = 3,500 ?F. If the resonant frequency is 30 kHz, what is the value of the inductance
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