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A light rod 1.00 meter in length rotates about an axis perpendicular to its length and passing through its center. Two particles of masses 4.00 kilogram and 3.00 kilogram are connected to the ends of the rod ignoring the mass of the rod,
Compute what is the system kinetic energy when its angular speed is 2.50 rad/s?
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If the mass of the rod is taken to be 2.20 kilogram, determine what is the kinetic energy?
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a skater has rotational interia 4.2 kg-m2 with his fists held to his chest and 5.7 kg-m2 with his arms outstretched.
A 110 granite cube slides down a 45 degree frictionless ramp. At the bottom, just as it exits onto a horizontal table, it collides with a 235 steel cube at rest. How high above the table should the granite cube be released to give the steel cube a..
a tightrope walker who weighs 640 n walks along a steel cable. when he is halfway across the cable makes an angle of
A 5.60 uF parallel-plate air capacitor has a plate separation of 4.00 mm and is charged to a potential difference of 500V . Calculate the energy density in the region between the plates, in units of J/m^3
Steam enters a turbine in a Rankine cycle power plant at 200 psia and 500 degrees F. Compute the isentropic thermal efficiency if the condenser pressure is 14.7 psia
While rearranging a dorm room, a student does 292J of work in moving a desk 3.90m. What was the magnitude of applied horizontal force.
Induced emf measurements can be used to measure the speed of a conducting fluid such as sea water. If a 20 cm inner diameter nonconducting pipe has sea water flowing through it at a flow rate of 10 gal/min and a uniform magnetic field of 0.05 T is ap..
The wave function of a standing wave on a string fixed at both ends is given by y(x,t)=0.02sin(0.3x)cos(25t), where y and x are in cm and t is in seconds. What is the wavelength of the standing wave
A rock of mass 0.25 kilogram falls from rest from a height of 20 meter into a pail containing 0.31 kilogram of water. find the rise in the temperature of the water and rock
An air cyclone is used to separate solid particles having different masses. what is the centrifugal acceleration of the particles
A vibration sensor, used in testing a washing machine, consists of a cube of aluminum 1.50 cm on edge mounted on one end of a strip of spring steel (like a hacksaw blade) that lies in a vertical plane. what is its frequency of vibration
How much would an 80.0kg person weigh) on mars where an acceleration of gravity is 3.93m/s^2 and (b) on earth's moon where the acceleration of gravity is 1.63m/s^2.
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