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A spring is standing upright on a table with its bottom end fastened to the table. A block is dropped from a height 4.4 cmabove the top of the spring. The block sticks to the top end of thespring and then oscillates with an amplitude of 13 cm. What is the oscillation frequency?
A 45 g golf ball is pushed up a 30° ramp. The ball starts from rest and the length of the surface of the ramp is 5 m. What was the magnitude of the pushing force
The weight of a 1200 kgcar is supported equally by the four tires, which are inflated to the same gauge pressure. What gauge pressure is required
The diffraction pattern shown in the figure is produced by passing laser light ( = 620 nm) through a single slit and viewing the pattern on a screen 1.84 m behind the slit, What is the width of the slit
A source of sound waves of frequency 0.4 kHz is stationary. What is the observed frequency if the observer moves toward the source
In a closed but uninsulated container, 500g of water is shaken until it's temperature increases by 3 degrees Celsius. How much heat is transferred to the environment during the process
A 3.00 x 102-kg piano is being lifted at a steady speed from ground level straight up to an apartment 10.00 m above the ground. The crane that is doing the lifting produces a steady power of 4.00 x 102 W. Explain by how much time does it take to li..
A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t according to the relation I = (0.839 A) sin [(204 Hz)t]
A bucket of mass 1.70kg is whirled in a vertical circle of radius 1.55m . At the lowest point of its motion the tension in the rope supporting the bucket is 21.0N. Find the speed of the bucket
What is the shortest and non-trivial channel impulse response that has zero amplitude response at both zero frequency as well as the Nyquist frequency?
Four point charges have the same magnitude of 2.2 x10-12 C and are fixed to the corners of a square that is8.3 cm on a side. Three of the charges are positive and one isnegative. Determine the magnitude of the net electric field that exists at the..
A cube of ice whose edges measure 21.0mm is floating in a glass of ice-cold water with one of its facesparallel to the water's surface. How far below the water surface is the bottom face of the block?
A 0.95 102 g mass of tungsten at 100.0°C is placed in 2.10 102 g of water at 20.0°C. The mixture reaches equilibrium at 21.6°C. Calculate the specific heat of tungsten
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