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find the smallest radius of an unbanked track around which a bicyclist can travel if her speed is 31 kmhand the mus
a in the ground state of an atom of silver ag define how many electrons will there be with the quantum number l 1 the
a slide loving pig slides down a certain 40 degree slide in twice the time it would take to slide down a frictionless
in one of the rocks brought back from the moon it is found that707 percent of the initial potassium-40 in the rock has
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suppose you mix 20 ml of 0010 m mgcl2 with 20 ml of 00020 m na2co3 describe will magnesium carbonate mgco3 precipitate
a beam of light in air strikes a glass slab at normal incidence the glass slab has an index of refraction of 150a
a resistor is made out of a long wire having a length l each end of the wire is attached to a terminal of a battery
a 100 meter long 200n ladder rests against a wall frictionless the angle between the floor and the ladder is 622o a
liquid helium is stored at its boiling-point temperature of 42 kin a spherical container r030 meter the container is a
a gold prospector finds a solid rock that is composed solely of gold and quartz the volume and mass of the rock are
a stroboscope is a light that flashes on and off at a fix rate it can be used to illuminate a rotating object and if
a single-loop circuit consists of a 73 resistor 120 h inductor and a 31 f capacitor initially the capacitor has a
an inflated football has a gauge pressure of 93 ibin2 calculate the pressure inside the
if the average kinetic energy per molecule of a monatomic gas is 70x10-21 joule determine the celsius temperature of
to loosen the lid on a jar of jam 89 centimeter in diameter a torque of 80 nbullm must be applied to the circumference
a man holds a ladder horizontally at its center treating the ladder as a uniform rod of length 440 meter and mass 1059
a thermos contains 148 cm3 of coffee at 885degc to cool the coffee you drop two 122-gram ice cubes into the thermos the
a person finds the front windshield of him car covered with ice at -102 degc the ice has a thickness of 360 x 10-4m and
an x-ray tube with a copper target is operated at a potential difference of 25 kv the glancing angle theta in our
a man stands in a stationary canoe and throws a 500 kilogram stone with a velocity of 810 ms at an angle of 280 degree
a river flows from south to north at 530 kmh on this river a boat is heading east to west perpendicular to the current
think a parallel plate capacitor composed of two very large approximate as infinite square plates as shown in figure 2
a well-insulated bucket of negligible heat capacity contains 158 gram of ice at 0degca if 16 gram of steam at 100degc