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An 8-kg wooden panel is suspended from a pin support at A Problems and is initially at rest. A 2-kg metal sphere is released from rest at B and falls into a hemispherical cup C attached to the panel at a point located on its top edge. Assuming that the impact is perfectly plastic, determine the velocity of the mass center G of the panel immediately after the impact
1 two parallel long wires carry the same current and repel each other with a force f.per unit length. if both these
Two oils are tested to establish their viscosity index. Oil "A" and Oil "B" have their viscosity measured at temperatures of 40C and 100C. Which oil has the higher viscosity index
Imagine you insert a modulator in one of the slits that can change the phase of the radiation in that slit. what sort of intensity pattern would you expect to observe
A parallel-plate capacitor has circular plates and no dielectric between the plates. Each plate has a radius equal to 2.3 cm and the plates are separated by 1.1 mm. Charge is flowing onto the upper plate (and off of the lower plate) at a rate of 5..
On aircraft carriers, catapults are used to accelerate jet aircraft to flight speeds in a short distance. How far does the jet travel while it is accelerating
A spherical balloon of volume 3.94 103 cm3 contains helium at a pressure of 1.15 105 Pa. How many moles of helium are in the balloon if the average kinetic energy of the helium atoms is 3.60 10-22 J?
AN ELECTRIC MOTOR ACCELERATES THE 6-in DIAMETER GRINDING WHEEL AT A RATE 0F 150 rad/s2 FROM REST UNTIL IT REACHES ITS OPERATING SPEED OF 3600 rpm. DETERMINE: The time in seconds required for the wheel to reach 3600rpm
A monochromatic point source of light emits 5.5 W of electromagnetic power uniformly in all directions. Find the (magnitude of the) Poynting vector at a point situated at each of the following locations:
In the last seconds of the championship basketball game, a 7 ft center's team is down by 2 points. He must make a 3 point shot to win the game. He is standing on the 3 point shot line.
What is the direction of induced current in the loop? How much bigger is the magnetic field at point 1.00 cm than 3.50 cm from the wire?
A large optical telescope with an aperture of diameter 2.6 m is used to study the Moon. What is the size of the smallest feature on the Moon
Find out the dividends per share for preferred and common stock for each year. Prepare a brief memo (no more than 120 words) giving the arguments for and against offering this preferred stock. In the memo also briefly mention other methods of obtai..
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