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a 2 kilogram mass vibrates according to the equation x15cos9t obtain the amplitude frequency period maximum velocity
during each cycle a reversible engine absorbs 2550 joule of heat from a high-temperature reservoir and performs 2100
a hiker plans to swing on a rope across a ravine in the mountains as illustrated below l6 meter and x28 and to drop
a cylinder contains 4 moles of a monatomic gas at an initial temperature of 27oc the gas is compressed by doing 550
resistors of 5 10 20 ohms are connected in series to a 10 volt battery evaluate what the current through the 20 ohm
a gas has a temperature of 310 k and a pressure of 105 kpapart a determine the volume occupied by 110 mol of this gas
the sun radiates energy at a rate of about 41026 wa find at what rate is the sun mass decreasingkgsb determine how long
a 510 cm3 flask contains 0450 gram of a gas at a pressure of 160 kpa and a temperature of 320 kpart a find what is the
a circuit contains a resistor in series with a capacitor the series combination being connected across the terminals of
water flows through a horizontal tube of diameter 28 centimeter that is joined to a second horizontal tube of diameter
a solid block is attached to a spring scale when the block is suspended in air the scale reads 233 newton when it is
capacitors of 5 microf 10 microf and 20 microf are connected in parallel to a 10 volt battery estimate the charge on
two different balls are rolled without slipping toward a common finish line their angular speeds are shown to the right
an electric stove place a 220 volt potential difference across a heating element that has a resistance of 25 find what
birds resting on a voltage lines is common the copper wire on which the bird stands is 22 centimeter in diameter and
at 20oc the carbon resistor in an electric circuit connected to a 5 volt battery have a resistance of 200 ohms find the
you need to design a 15 amp fuse that blows if the current exceeds 15 a the fuse material in your stockroom melts at a
your car is initially traveling at a speed of 23 meter per second as you approach an intersection you spot a dog in the
a barge on a still lake is moving toward a bridge at 10 meter per second when the bridge is 395 meter away the pilot
the biochemistry that takes place inside cells depends on various elements such as sodium calcium and potassium that
a student was tuned into 995 fm on the radio dial they found the length of half of the wavelength to be 148 meter
a driver makes an emergency stop and inadvertently locks up the brakes of the car which skids to a stop on dry concrete
a 0840 millimeter diameter silver wire carries a 50 ma currenta determine the electric field in the wireb determine the
the current in a 100 w light bulb is 0730 amp the filament inside the bulb is 0140 millimeter in diameterestimate the
two long straight parallel wires carry current in the similar direction if the wires are 24 centimeter apart and carry