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A top loading washing machine has a spin cycle that rorates at frequency f. The spinning drum that holds the clothes has a radius R, and a particular piece of clothing has mass m. (Assume that the clothing is flattened tightly against the vertical wall of the drum, so that it has negligible thickness. Express answers in terms of f, R, m, g, and exact constants, please show work)
A. Find an expression for the magnitude of the wall's normal force acting on the piece of clothing as the drum spins.
B. Find an expression for the minimum coefficient of static friction that will allow a piece of clothing to remain stuck tothe inside wall of the drum, without sliding downward toward the bottom of the tub.
A rock is lauched from the moon and travels away from it at a speed of 2/5, Call the event of the rocket's lauching event A, Draw a spacetime diagram of the situation, drawing and labeling the worldlines of the moon
The concepts in this problem are similar to those in Multiple-Concept Example 4, What is the tension in the cable? How much work is done by the tension in the cable
An electron in an oscilloscope is accelerated as a result of the potential difference between the cathode and anode. The electron has negligible initial speed and a final speed of 4.60 107 m/s. Find the voltage drop from cathode to anode.
A high-pressure gas cylinder contains 40.0 L of toxic gas at a pressure of 1.70 ? 107 N/m2 and a temperature of 18.0°C. What is the final pressure in the tank, assuming a negligible amount of gas leaks while being cooled
What are the original charges on each sphere
A beam of light makes an angle of 27 o with the normal of a mirror made of 2.6- mm-thick glass silvered on the back. how far is the point at which the beam leaves the glass surface
Light in a transparent material (index of refraction 1.333) strikes the boundary with another transparent material (n = 1.010). What is the critical angle for total internal reflection
A cyclotron used to accelerate an alpha particle (m=6.65 x 10-27 kg q= 3.2 X 10-19 C) has a radius of .50 m and a magnetic field of 1.8 T. what is the force that acts on the alpha particle
A cricket ball is bowled at a speed of 144 km/hr. suppose the ball diameter is 70 mm and a drag coefficient 0.45, estimate the drag force in newtons which would be acting on the ball.
What is the necessary metabolic power? Hint: You can model her power needs as the sum of the power to walk on level ground plus the power needed to raise her body by the appropriate amount. Express your answer to two significant figures and include t..
A fish is able to jump vertically out of the water with a speed of 4.76 m/s. What is the speed of the fish
A 1.07 µF capacitor is connected in series with a 1.90 µF capacitor. Find the equivalent capacitance of the two capacitors
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