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A Ferris wheel is moving at an initial angular velocity of 1.0 rev/54s. If the operator then brings it to a stop in3.4min,
what is the angular acceleration of the Ferris wheel? Express your answer in rad/s2.
______rad/s^2
Through how many revolutions will the Ferris wheel move while coming to a stop?
_____rev
A typical coal-fired plant generates 1000 MegaWatts of usable power at an overall thermal efficiency of 35%, What is the rate of heat input to the plant
A fast train has a speed of 111 km/hr. Because its wheels have a limited grip to the railway, what speed must the train mantain to keep the acceleration at the limit
A man uses a tire iron to loosen his lug nuts. The tire iron is 25cm long. The man applies a force of 30N at an angle of 29° to the iron. What is the torque that is applied to the lug nut
Loretta travels by car from one city to another with different constant speeds between pairs of cities. Find the distance between two cities
A runner on a 100-m diameter circular track complete a full lap in 80s. What is the angular speed of the runner
Consider a pair of charged parallel plates, each having an area of 5cm^2. what is the magnitude of the electric field in the space
A point charge Qpt= 10nC is surrounded by an insulating material and stuffed inside a spgerical steel shell iwth inner radius R1=1cm and outer R0=2cm; What is the net charge of the steel shell
If 40 g of hot water at 80°C is poured into a cavity in a very large block of ice at 0°C, what will be the final temperature of the water in the cavity? Explain how much ice must melt in order to cool the hot water down to this temperature?
A 2.0 m conductor is formed into a square and placed in the horizontal xy-plane. What is the magnetic flux through the conductor
A ray of light is incident on a flat surface of a block of cubic zirconia that is surrounded by water. obtain the angle of reflection
An ac generator with a frequency of 135Hz and an rms voltage of 20.5V is connected in series with a 11.0 kOhms resistor, What is the rms current in this circuit
question1submarine when at rest underwater uses a sonar device that sends 20 khz sound pulses downward from bottom of
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