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cars a and b move in the same direction in adjacent lanes the position x of car a is given in the figure from time t 0
there is a uniform charge distribution of 790 10-8 cm along a thin wire of length l558 cm the wire is then curved
a toroid of mean radius 24 cm and circular cross section of radius 15 cm is wound with a superconducting wire of length
a sample of a monatomic ideal gas at 100atm and 25 degree celsius expands adiabatically and reversibly from 502 l to
an electric motor rotating a workshop grinding wheel at a rate of 970 101 revmin is switched off assume the wheel has a
an aqueous cacl2 solution has a vapor pressure of 822 mmhg at 50 degrees c the vapor pressure of pure water at this
a student in a parked car honks the horn which has a proper frequency of 310 hz an observer in an approaching vehicle
a solenoid is wound with a single layer of copper wire of radius 0370 cm the solenoid is 450 cm in diameter and 160 cm
a block mass 1592kg supported by a vertical massless cable is initially at rest the block is then pulled upward with a
a car initially traveling at 243 ms undergoes a constant negative acceleration of magnitude 140 ms2 after its brakes
two thin slits are 0050 mm apart monochromatic light of wavelength 634 nm falls on the slits if there is a screen 60 m
water flowing through a garden hose of diameter270cm fills a200-l bucket in130mina what is the speed of the water
a spherical weather balloon is filled with hydrogen until its radius is300m its total mass including the instruments it
a toroid of mean radius 27 cm and circular cross section of radius 17 cm is wound with a superconducting wire of length
a skydiver is falling downward through the air he weighs 2415 pounds there is an upward force of air friction opposing
as a scuba diver descends under water the pressure increases at a total air pressure of 271 atm and a temperature of
osmosis is the process responsible for carrying nutrients and water from groundwater supplies to the upper parts of
compound x and y individually melt at 63-64 degrees c if you do a mixture melting point what results would be observed
each tire on a car has a radius of 0330 m and is rotating with an angular speed of 155 revolutionss find the linear
a 1000kg elevator is being lifted vertically upward by a strong cablea what does the elevator weighb if the cable lifts
a dry-cleaning solvent molecular weight 14699 gmol that contains c h and cl is suspected to be a cancer-causing agent
an 81 kg boat that is 9 m in length is initially 78 m from the pier a 20 kg child stands at the end of the boat closest
a star of radius 78 times 105 km rotates about its axis with a period of 66 days the star undergoes a supernova
the empty bulb is filled with water and weighed the water-filled bulb has a mass of 26863 g at a temperature of 250 0c