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what color is used to represent the proton hydrogen nucleuswhat does the blue squiggle representwhat atomic nucleus is
an airplane flies at 200 kmh at 300o n of w the wind blows it at 30 kmh at 450o e of n what is the resultant velocity
find the acceleration of a proton released from a point near the positive plate of a charged capacitor with an energy
the three-mile nuclear accident had a stuck open relief valve research the accident and discuss what would be the
1 when a battery is connected to several different circuits it will cause the same current in each circuit i know its
what is the difference between the actual static friction force and the maximum static friction force like if you
a 42 gram feather falls with a constant speed of 12 ms what is the force of air resistance on the
an object is placed 25 cm in front of a lens of focal length 20 cm 60 cm past the first lens is a second lens of focal
for each of the situations described below the object considered is undergoing some changes among the possible changes
consider a material that consists of 10 bins to put energy in its degrees of freedom and 5 chunks of energya calculate
a 0145 kg ball moving in the x direction at11ms is hit by a bat the balls final velocity is 20 ms in the -x direction
find the speed of the approaching smaller fish before luncha 48-kgfish swimming 060ms swallows an absentminded
on the periodic table there are two numbers in the block for the element potassium k 19 and 39098 what are the names of
a 100-w 120-vlightbulb has a resistance of 14omegawhen cold 20c and 150omegawhen on hotpart a calculate its power
a small city requires about 15mwof power suppose that instead of using high-voltage lines to supply the power the power
a heater coil connected to 240-vrmsac line has a resistance of39omegapart a what is the average power usedpart b what
a 150-mlength of wire consists of 60mof copper followed by 90mof aluminum both of diameter13mma voltage difference of
a potential difference of 300 v is applied to a series connection of two capacitors of capacitances c1200 microfarad
you and your friends are playing soccer your friend kicks a soccer ball at 8ms toward you instead of kicking it like
1 you are playing with carts in lab while your lab instructor isnt looking you carefully attach a spring-loaded plunger
a roofing tile slides down a roof and falls off the roof edge 10m above the ground at a speed of 6ms the roof makes an
1 what is the efficiency of a subject on a treadmill who puts out work at the rate of 105 w while consuming oxygen at
calculate the viscosity of a fluid that would allow a pressure drop of 35 kpa over a 5 mlength of 075-in stainless
the potential in a region between x 0 and x 100 m is v b mx where b 200 v and m -600 vm find a the potential at x
over a certain region of space the electric potential is v 5x - 3x2y 2yz2 find a an expression for the electric field