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the optical device consists of two lenses with focal points f1 1 m and f2 15 m which are l 20 cm apart we place an
a car accelerates from 0 to 60 mph in 45 secondsa what is the average acceleration in mphsb what is the average
a puck on the ice travels 200 m 25deg w of n gets deflected and travels 300 m 35deg n of w determine where the puck
standing waves are set up on a string and the nodes are observed to be 040m apartnbspif the frequency is 4 hza what is
a rock of mass 05 ibm moves at a velocity of 2000 fts it comes to a standstill in a gallon of water which weighs 834
a storage tank 26 m high is filled with gasoline assume the tank is open and exposed to the atmosphere at the topa find
two children push on opposite sides of a door during play both push horizontally and perpendicular to the door one
projectile motionif a rocket is fired straight upward your distance to the rocket first increases then decreasesnbspif
all this being said the generations of people born after us will have to bear the consequences of decisions we make now
19 charges of 43 micro-coulombs and 10 charges of -43 micro-coulombs lie on the perimeter of a circle with a radius of
a uniform electric filed of 133 nc is directed in the -x directionnbspif one moves 073 meters in the x direction in
1 how much work is required to move a charge e from 12v to 24vx 10-19j2 what is the electrical potential a distance
for a technology project a student has built a vehicle of total massnbsp590nbspkg that moves itself as shown in the
1 calculate the hydronium concentration when the hydroxide concentration isnbsp1 x 10-5nbspm2 if the hydronium ion
34 charges of 13 micro-coulombs and 14 charges of -13 micro-coulombs lie on the perimeter of a circle with a radius of
problem 1a calculate the intrinsic carrier concentration n at t 200 and 400k for silicon and gaasb if silicon is doped
question distinguish between a transmitting antenna and a receiving
a golf ball is hit off a tee at the edge of a cliff itsnbspxnbspandnbspynbspcoordinates as functions of time are given
what treatment options the patient has and behavior changes the patient should make in the
when blue light of wavelength 460nm is incident upon a double-slit apparatus it produces a second-order bright fringe
1 what is the charge of 2 billion protons amp what is the electric field strength 50 cm away from those 2 billion
an angry person is throwing rocks onto a shed with a flat horizontal roof as shown if the angry person throws an
a 410kg box is lifted vertically from a rest to a distance of 160m with a constant applied force of 527n find a the
if a curve with a radius of 86 m is properly banked for a car traveling 79 kmh what must be the coefficient of static
a sample of ge is doped with acceptors to a level na 4 x 1014 cm-3 and donors to a level nd 16 x 1014 cm-3 assume