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An undamped 1.58-kg horizontal spring oscillator has a spring constant of 22.8 N/m. While oscillating, it is found to have a speed of 3.16 m/s as it passes through its equilibrium position. What is its amplitude of oscillation?
What is the oscillator\'s total mechanical energy as it passes through a position that is 0.789 of the amplitude away from the equilibrium position?
A bullet is fired into a block of wood sitting on a block if ice. The bullet has an initail velocity of 500m/s and a mass of 0.005 kg. The wooden block has a mass of 2kg and is initially at rest.
A heavier mass m1 and a lighter mass m2 are 19.0 cm apart and experience a gravitational force of attraction that is 9.20 10-9 N in magnitude. Determine the value of each individual mass
a heat engine operates between a hot reservoir at 950 degree celcius, what is the maximum possible efficiency
A particular wire has a resistivity of 3.5 ? 10-8 ·m and a cross-sectional area of 3.9 ? 10-6 m2, What length of wire is required
A glass sheet 1.40 ?m (micrometer) thick is suspended in air. Calculate the minimum value of the index of refraction of the glass sheet that produces this effect
Joe is moving through space at an unknown speed. His clock runs 4 minutes per hour slower than Jane's clock, How fast is Joe moving
in its daily prow of the neighborhood a cat makes a displacement of 100m due north followed by an 80m displacement east. what is the magnitude and direction of the velocity
What is an acceleration of two falling sky divers (mass 100.0 kg including parachute) when the upward force of air resistance is equivalent to one-fourth of their weight. How fast would the father be moving.
The track is 400 meters lonf and linear. Car A accelerates at 3 meters per second and Car B accelerates at 3.1 meters per second. How far behind is Car A when Car B passes the finish line
A quantity of a gas has an absolute pressure of 400 kPa and an absolute temperature of 110 degrees kelvin. When the temperature of the gas is raised to 235 degrees kelvin, illustrate what is the new pressure of the gas?
A wire is made of a material with a resistivity of 4.84004 × 10 ?8 ? · m. evaluate the resistance of the wire
A car of mass 2000kg is lifted up a a distance of 30m by a crane in 1 min. A second crane does the same job in 2 min. Do the crane consume the same or diffrent amounts of fuels
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