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a golfer hits a shot to a green that is elevated 30 m above the point where the ball is struck the ball leaves the club
a tennis ball is dropped from a height of 190 cm above theground it has a mass of 0572 kg how can i figure out the
a radio station broadcasts with a frequency of 1000 khz with apower of 89 kw how many photons per second does the
a total of 200 mol of a compound is allowed to react with water in a foam coffee cup and the reaction produces 189 g of
a molecule of dna is 217 micrometers 10-6 meterslong the ends of the molecule become singly ionized -negative on one
a wire 205 m long carries a current of 170 aand makes an angle of 50deg with a uniform magnetic field b 110 t calculate
calculate the mass in grams of hydrogen chloride produced when 505l of molecular hydrogen measured at stp reacts with
it is observed that the size of a real image formed by aconcave mirror is four times the sizeof the object when the
what hkl direction connects the adjacent face-centered positions 12 12 0 and 12 0 12 illustrate answer with a
an electron has a kinetic energy of 2310-17 j it moves on acircular path that is perpendicular to a uniformed magnetic
in 1995 the ipcc considered a global average temperature rise of 10-34 degree celcius likely by the year 2100 with 20
a square single-turn wire loop 100 cm on a side is placedinside a solenoid that has a circular cross section of radius
when 25 ml of a 90 ml stock solution containing 215 m pbclo32 is diluted to 33 ml what is the concentration of clo3- in
the reaction 2a3bc is first order with respect to a and b when the initial concentrations are a15x10-2 m and b 24x10-3
consider the reaction h2si2gt2hi with equilibruim k 081 if an initial concentration 10 m of each component is placed
the average distance between mars and earth is 13 x 108 miles how long will it take a picture transmitted from the
a physicist is designing a cyclotron to accelerate protons toone tenth the speed of light the magnet used will produce
initially a gas occupies 454l at stp what volume of gas in l will be occupied if the temperature increases to 49oc and
tritium is radioactive decaying by electron emission with a half-life of 125 years what is the value of the decay rate
a communications satellite is in a synchronous orbit that is 36 x107 m directly above the equator the satellite
a person who weighs 600 n is riding a 98 nmountain bike suppose the entire weight of the rider and bike is supported
the 2500 turn coil in a dc motor has an area per turn of1910-2 m2 design of the motor specifies that the magnitude
a stone is thrown horizontally with an initial speed of 75msfrom the edge of cliff a stopwatch measures the stones
calculate the difference in slope of the chemical potential against temperature on either side of a the normal freezing
a car travels at 40 kmh for 30 min and 60 kmh for 15 min how far does it travel in this