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a ball is dropped from rest straight down from atop a 320 m cliff at the same instant a ball at the ground level below
a what is the magnitude of the net electric force on the 10nc charge in figure 1b what is the direction of the force on
assume a uniform meter stick is at rotational equilibrium when a 200 g mass is suspended at the 5 cm mark a 130 g mass
a ball is thrown vertically upward with a speed of 160 ms1 how high does it rise2 how long does it take to reach its
an acorn falls into a still pond and bobs in the water making a ripple in the pond it takes 400 seconds for the acorn
a loop of diameter 21 cm is placed in a uniform electric field of magnitude 63 multiplygif 102 nca what is the electric
a car accelerates uniformly from rest to a speed of 600 mih in 110 sa find the constant acceleration of the carb find
a parallel-plate capacitor is connected to a battery and stores 47nc of charge then while the battery remains connected
a projectile is launched at some angle to the horizontal by some initial speed vi and air resistance is negligible1 is
a projectile is launched straight up at 53 ms from a height of 865 m at the edge of a sheer cliff the projectile falls
you have three identical charged spheres each with a charge of 405 microc you have arranged them so they are each at
a stone is thrown from the top of a building by an initial velocity of 217 ms straight upward at an initial height of
a hiker begins a trip by first walking 250 km 450deg south of east from her base camp on the second day she walks 400
two small identical conducting spheres are placed with their centers 072 m apart one is given a charge of 12
a parallel-plate capacitor is constructed using a dielectric material whose dielectric constant is 230 and whose
part a you warm 185kg of water at a constant volume from 215c to 290c in a kettle for the same amount of heat how many
when a potential dissimilarity of 138 v is applied to the plates of an air-filled parallel-plate capacitor the plates
the electric potential at x 50 m is 190 v and the electric potential at x 30 m is 120 v what is the electric field in
a proton is released at the origin in a constant electric field of 850 nc acting in the positive x-direction discover
a 200nc point charge is at the origin and a second -500nc point charge is on the x -axis at x 0800ma discover the
assume you create a pulse by moving the free end of a taut string up and down once with your hand beginning at t 0 the
an electric vehicle starts from rest and accelerates at a rate of 18 ms2 in a straight line until it reaches a speed of
an insulated beaker by negligible mass contains liquid water by a mass of 0315kg and a temperature of 658chow much ice
a steel tank is completely full with 270m3 of ethanol when both the tank and the ethanol are at a temperature of