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An object with mass m1 = 6.00 kilogram, rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2 =8.0 kilogram. Evaluate the acceleration of each object and the tension in the cable.
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
A particular engine has a power output of 4.00 kW and an efficiency of 23.0%. Assume the engine expels 7000 J of energy in each cycle. Find the energy absorbed in each cycle
An electron is released from rest in an electric field of 2.13 x 10-10 N/C pointing to the right. After the electron has traveled a distance of 1.2 micrometers, what is its velocity?
A coil is connected in series with a 10.0k? resistor. A 50.0 V battery is applied across the two devices, How much energy is stored in the coil at the same moment
A 715 kg car moving at 28 m/s brakes to a stop. The brakes contain about 17 kg of iron that absorb the energy. What is the increase in temperature of the brakes
A person fishing from a pier observes that four wave crests pass by in 7.0 s and estimates that the distance between two successive crests is 4.0 m. What is the speed of the wave
carnival merry-go-round rotates about a vertical axis at a constant rate, How far is the man from the center of the merry-go-round
A top is a toy that is made to spin on its pointed end by pulling on a string wrapped around the body of the top. The string has a length of 60 cm and is wound around the top at a spot where its radius is 2.0 cm. The thickness of the string is neglig..
A steel ball of mass 0.5 kg is fired vertically up from the edge of a building 20 m high with an initial speed of 10 m/s. Determine: the average resistance force that sand exerts on the ball
In February 1955, a paratrooper fell 370 m from an airplane withoutbeing able to open his chute but happened to land in snow, find the magnitude of the impulse on him from the snow
An object weighing325N in air is immersed in water after being tied to a string connected to a balance. The scale now reads265N. Find the density of the object
particles of charge 75 microc and -85 microc are placed 0.7 m apart. if a third particle charge 48 microc is placed
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