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Please provide correct answer for given question:
Question: A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1470 Hz. The bird-watcher, however, hears a frequency of 1500 Hz.
Part A: What is the speed of the bird, expressed as a percentage of the speed of sound?
I am need of complete solution for this question please help- me out to get right solution.
What is the energy of 3.0mol of photons that have a wavelength of 2.0 µm
A high-E string on a guitar has a length of 0.635 meters and a mass of 2.51E-4 kg (both of these refer only to the "speaking" section of the string). What is the tension on the string
An electron collides elastically with a hydrogen atom that is initially at rest. Assume all the motion occurs along a straight line. What fraction of the electron's initial kinetic energy is transferred to the atom? (Take the mass of the hydrogen ato..
A person holds a rifle horizontally and fires at a target. The bullet has a muzzle speed of 200m/s, The air temp is 72 degrees Fahrenheit. What is the distance to the target
The switch in a series RL circuit in which R = 5.60 ?, L = 2.10 H, and ?V = 24.2 V is closed at t = 0.0 s. What is the maximum current in the circuit? What is the current when t = 0.375 s?
A softball player is running towards first base with a velocity of (10.0, 0.0) m/s. The shortstop is running towards third base with a velocity of (5.0, 0.0) m/s. A fly ball is moving with a velocity of (6.0, 18.0) m/s. Discover the velocities of the..
scenario a man begins pushing a box from rest up a ramp angled at 22 degrees from horizontal exerting a constant force
A diving board of length 3.00 is supported at a point 1.00 from the end, and a diver weighing 530 stands at the free end (Figure 1) . The diving board is of uniform cross section and weighs 300. Find the magnitude of the force at the support point.
A heat engine operating at maximum efficiency has an efficiency of 25%. The temperature of the cold reservoir is 300 K. What is the temperature of the hot reservoir
A point charge Q = 4.20×10-6 C is at the center of a conducting spherical shell of radius R = 18.40 cm. The total charge of the shell is -4.20×10-6 C. What is the field just outside the shell
A 3.0-uC point charge is placed in an external uniform electric fieldof 1.6 x 104 N/C. At what distance from the charge is the net electric field zero
A vertical straight wire carrying an upward 24A current exertsan attractive force per unit length of 8.8e-4 N/m on a secondparallel wire 7cm away. What current (magnitude anddirection) flows in the second wire
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