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A 755 Newton diver drops from a board 10 meters above the water's surface. Obtain the diver speed just before striking the water.
A string which has a mass of 0.50 kg and a length of 3.0 m is clamped on both ends. If the tension in the string is 25 N, what are the lowest 3 natural frequencies of oscillation of the string? Give sketch for each pattern.
A metal ball with a mass of 2 g, a charge of 1 uC, and a speed of 42 m/s enters a magnetic field of 16 T. What is the maximum acceleration of the ball
A 369-N, uniform, 1.11-m bar is suspended horizontally by two vertical cables at each end. What is the heaviest weight you can put on without breaking either cable
A rectangular coil of 77 turns, 0.31 meter by 0.35 meter, is rotated at 85 rad/s in a magnetic field therefore that the axis of rotation is perpendicular to the direction of the field. Evaluate what is the magnitude of the field
During a severe storm in Palm Beach, Fla., on January 2, 1999, 33 inches of rain fell in a period of nine hours. estimate the average upward force exerted by one square meter of ground to stop the falling raindrops during the storm
Calculate the net torque about the asle of the wheel assuming that a friction torque of .40m*N opposes the motion. determine its angular acceleration and angular speed
when one mirror of a michelson interferometer is moved a distance of 0.5 mm 2000 fringes are observed find the
A 5 g bullet has a speed of 220 m/s and embeds itself into a 650 g block. What is the speed of the block after the collision
Only radiation with wavelengths smaller than 0.2424um is capable of dissociating molecular oxygen into atomic oxygen, according to the reaction: O2 + photon
Two metal balls A and B of negligible radius, connected by a taut nonconducting thread of length 2.90 m, are floating at rest on Space Station Freedom between two metal bulkheads.
Two high-current transmission lines carry currents of 25.0A and 75.0A in the same direction and are suspended parallel to each other 45.0cm apart. what magnetic force does each segment exert on the other
The biological activity of some organs can be investigated using radioactive isotopes. For example, iodine is important in the action of the thyroid. if the physical half life of is 194 hr, what is the biological half life of iodine in the bulk of ..
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