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Suppose one gallon of gasoline produces 1.1 108 J of energy, and this energy is sufficient to operate a car for 16 miles. An aspirin tablet has a mass of 350 mg. If the aspirin could be converted completely into thermal energy, how many miles would the car go on a single tablet?
A 40.0g ball of clay traveling east at 3.00m/s collides, What is the speed of the resulting ball of clay
A 2.00m -long, 550g rope pulls a 13.0kg block of ice across a horizontal, frictionless surface. The block accelerates at 2.20m/s2 . How much force pulls forward on (a) the ice, (b) the rope?
What is vertical component of the acceleration
A 76 g, 40-{rm cm}-long rod hangs vertically on a frictionless, horizontal axle passing through its center. A 10 g ball of clay travelling horizontally at 2.70 m/s hits and sticks to the very bottom tip of the rod. To what maximum angle, measured fro..
A plank 2.00 cm thick and 15.1 cm wide is firmly attached to the railing of a ship by clamps so that the rest of the board extends 2.00 m horizontally over the sea below. find the shear modulus of the wood
A copper rod 20 cm long having a cross-sectional area of 7.0 cm2 is used to connect a boiler maintained at 100 oC to a large block of ice at 0 oC. What is the rate of change in entropy of the boiler
A sledge loaded with bricks has a total mass of 17.4 kg and is pulled at constant speed by a rope inclined at 20.4° above the horizontal. How much work is done by the rope on the sledge
The length of the mercury column at the ice point and steam point are 5.0 cm and 40.0cm respectively. What is the temperature of the liquid
What is an average velocity of the train throughout run
Which of the following must be true if we are to infer (calculate) a star's luminosity directly from the inverse square law for light.
A tuning fork with a frequency of 440 Hz is held just above the top of a uniform glass tube containing water. What is the speed of sound in air
You have a pulley 13.1 cm in diameter and with a mass of 2.0 kg. You get to wondering whether the pulley is uniform. What is the actual moment of inertia of the pulley
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