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a child is in danger of drowning in the merimac river the merimac river has a current of31 kmhrto the east the child
the fastest spacecraft ever launched the new horizons mission to pluto had a long way to travel about 40au even though
suppose you have a converging lens and place an object at dof2find the image distance dinbspusing the thin-lens
q 1 why are electric light bulbs shaped the way they are any reasonable answer will be acceptedq 2 one example of how
a block with mass m 80 kg sits on an inclined plane the angle of the plane with the horizontal is theta 25o the
when power companies transfer power to you the customer via the high tension lines they bump up the voltage to several
consider two coaxial rings of 226 cm radius and separated by 342 cm find the electric potential at a point on their
look up the magnetic dipole moment of a proton and an order of magnitude for its radius assume the proton is a sphere
1 the catapult on an aircraft carrier can take an aircraft weighingnbsp300000 n from 0 to 180 mph in 127 seconds at
1 the water in the plumbing in a house is at a gauge pressure of 220000 pa what force does this cause on the top of the
question 1 alex is asked to move two boxes of books in contact with each other and resting on a rough floor he decides
question 1 you are standing with your 1042-kg car at a red light the light turns green and you speed up your car
1nbspthe catapult on an aircraft carrier can take an aircraft weighingnbsp300000 n from 0 to 180 mph in 127 seconds at
a 2153 kg satellite is in a circular orbit of 22000 miles 35405000 m in radius the force keeping the satellite in orbit
1nbspan aircraftnbspstarts at rest and is acceleratednbspat 111nbspms2nbspfor 101 seconds at which time the aircraft
1 a 011 kg bullet traveling at 1565 mph hits a 63 kg block of wood and stays in the woodnbspwhat is the velocity speed
consider a closed container that is divided into two subsystems each with a volume v the barrier that divides the
1 what is better to warm up in a cold night a kg of hot water at 500c or a kg of gold at the same temperature why2 what
a square surface of length 1 m has a net charge of 2 c what isnbspthe magnitude and direction of the electric field 01
anbsp 337 gnbspsilver spoon atnbsp 209 degcnbspis placed in a cup of coffee atnbsp 931 degcnbspa short time later the
a carbon is 12 times heavier than a hydrogen atom if methane ch4 is chemically decomposed what is the ratio of the
please describe what are time-dependent expectation values uncertainties and what are time-independent expectation
consider an ion with a charge of 1 e and a mass of 9 u atomic mass units if the ion is moving horizontally at a speed
now that you have read chapter 1 and have become more familiar with the dimensions of wellnesswhat are your thoughts
two trains face each other on adjacent tracks they are initially at rest and their front ends are 46 m apart the train