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Your roommate is working on his bicycle and has the bike upside down. He spins the 70.0cm -diameter wheel, and you notice that a pebble stuck in the tread goes by three times every second.
What is the pebble's speed and acceleration?
Describe the Progressive Movement. Provide some examples of reforms during this period. Compare TR with WW regarding their contributions to the movement. Who do you think was the better president?
A supply plane needs to drop a package of food to scientists working on a glacier in Greenland. How far short of the target should it drop the package
A man with mass m1 = 56 kg stands at the left end of a uniform boat with mass m2 = 179 kg and a length L = 3 m. What is the location of the center of mass of the system
A primary key can be computer generated. consists of one field only that uniquely identifies each record in a table. is a relationship between two or more tables. All of the above.
Discuss the advantages and disadvantages of outsourcing IT.
How each theorist would approach the issue of cognitive development in early childhood. Described how Keith's advice to Jasmine's parents might vary depending on his theoretical perspective.
A car enters a 300-m radius flat curve on a rainy day when the coefficient of static friction between its tires and the road is 0.600. what is the maximum speed if the ramp is banked 30 degrees
A particular horizontal turntable can be modeled as a uniform disk with a mass of 230 g and a radius of 22.0 cm that rotates without friction about a vertical axis passing through its center
A man ties one end of a strong rope 7.64 m long to the bumper of his truck, 0.505 m from the ground, and the other end to a vertical tree trunk at a height of 3.90 m. Compute the magnitude of the torque on the tree
A square loop of wire surrounds a solenoid. The side of the square is 0.1 m, while the radius of the solenoid is 0.025 m. What is the current flowing in the square loop
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of its engines is 3.26 x 105 N. What is the work done on the jet by the catapult
assume the coefficient of kinetic friction between m_{rm A} and the plane in the figure is mu_k = 0.15, and that m_{rm{A}} = m_{rm{B}} = 2.7{rm{ kg}}. What smallest value of mu _{rm{k}} will keep the system from accelerating.
atmospheric pressure as measured by a mercury barometer is 99.0 kPa, a patient is fed by intraveneous feeding. How high is the mercury in the barometer
Computer hard drives are made of aluminum platters coated with a layer of magnetic material. How many such domains must a hard drive of 3 TB have (1 Byte = 8 bits)
A uniform can with mass M and height H is filled to the top with water. The initial mass of the water is 2M, What is the minimum height of the center of mass as the water drains out
A 755N diver drops from a board 10m above the water's surface. Find out the diver's speed 5m above the water's surface. Then find the diver's speed just before striking the water.
A 2.7 kg mass acceleration speed at 10 m/s2 in a direction 38? north of east. One of the two forces acting on the mass has a magnitude of 10.6 N and is directed north. Determine the magnitude of the second force.
Consider a mixed RLC circuit where an ideal capacitor of capacitance C = 60.0 ?F, What is the resonance frequency of this mixed RLC circuit
The two plates of a parallel plate capacitor are 5.8 mm apart and have a potential difference between the of 220 V. Find the magnitude of the electric field between the plates
Three capacitors, C1, C2 = 2C1 and C3 = 3C1 are connected in parallel to a voltage source of value V. What is the voltage across each capacitor when all three switches are closed
what is its potential energy relative to the bottom of the shaft? how fast will the payload be traveling when it reaches the bottom of the shaft? convert your answer to mph for a comparison to highway speeds.
an 18-kg groceryi cart is pushed at constant speed along an aisle by a force of 12N. Find the work done by each of the forces on the cart
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