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Question: A photon of red light (wavelength = 690 nm) and a Ping-Pong ball (mass = 2.60 × 10-3 kg) have the same momentum. At what speed is the ball moving?
A tennis ball of mass m = 60.0 g and speed v = 25.0 m/s strikes a wall at a 45º angle and rebounds with the same speed at 45º
How does air resistance alter the way we perceive falling objects and is the force acting on a massive object larger than that acting on a less massive one? How can you verify this without taking any measurements?
The following charges are located inside a submarine: 6.20 µC, ?9.00 µC, 27.0 µC, and ?59 µC. find the net electric flux through the hull of the submarine
During an earthquake, the floor of an apartment building is measured to oscillate in approximately simple harmonic motion with a period of 1.60 seconds and an amplitude of 9.00cm, Determine the maximum speed of the floor during this motion
The earth spins on its axis once a day and orbits the sun once a year (365.24 days). Find its angular velocity as it revolves around the sun
A perfectly circular hoop of mass m = 6 kg and radius r = 0.4m rotate on a horizontal plane on a vertical axis passing through its center. At t = 0 the hoop rotates at a rate of 400 rpm but 12 s later it stops because of frictional torque. Assumin..
The voltage supplied by a wall socket varies with time, reversing its polarity with a constant frequency, as shown in the graph. (Figure 1) What is the rms value Vrms of the voltage plotted in the graph? Express your answer in volts.
A transmission line 200 km long has a resistance of 10 ? and carries a current of 1200 A. What is the potential difference between two pilons separated by 200 m
assume the film show in the figure has an index of refraction of 1.36 and is surrounded by air on both sides.
Two 1.0-g beads are charged equally and placed 5.0 cm apart. When released, they begin to accelerate at 150 m/s2. What is the magnitude of the charge on each bead?
A 34.0-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 225 N. What is the final speed of the crate after being pulled these 21.0 m
question1an airplane with a speed of 79 ms is climbing upward at an angle of 48deg counter clockwise from the positive
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