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a rock is dropped initial speed is zero from the top of a building and is in freefall g 98 ms2 for 45 seconds before
a man walks 150 meters north then 50 meters east then 100 meters north then 50 meters west what is the magnitude of his
two children are sending signals along a cord of total mass 050 kg tied between tin cans with a tension of 35 n it
questions1 what is the resistance if you run 10 volts and 5 amps on a circuit2 explain why the cross sectional area is
1 a coffee-maker contains a heating element that has a resistance of 11 omega this heating element is energized by a
what is the wavelength of the sound waves gnerated by a 256 hz tuning fork in air at sea level at 200oc speed 344
with the battery connected fill the gap by a slab with the dielectric constant 45if the potential is 90 v the plate
an electron at rest of mass 911 times 10-31nbspkg is accelerated through a potential difference of 350 v it then enters
milestone one guidelines and rubricthe final project for this course is the creation of an analysis report for
the following graph shows the motion of a bus when calculating the velocities in the questions below do so in units of
a water wave of wavelength 18mm is incident on a boundary of shallow water at right angles if the wavelength in the
a spherical brass shell has an interior volume of 172 x 10-3 m3 within this interior volume is a solid steel ball that
an object is traveling in a straight line its acceleration is given by actn where c is a constant n is a real number
1nbspa parallel-plate capacitor has a plate area of 02 m2nbspand a plate separation of 01 mmcalculate the capacitance
describe the difference between a potentiometer and a rheostatstate 4 factors that determine the strength of an
state the reasons why it is not correct to quote the weight of a solid object in kilogramsan oil drop of volume v m3
one day would it be possible to walk through walls to build starships that can travel faster than the speed of light to
what will be the secondary voltage produced by a step-up transformed which has 30 windings in the primary and 360
a transformer has 600 turns on its primary and 200 turns on its secondary if a voltage of 100 v is applied to the
what is the magnitude of the coulomb force between a charge of 060 c which is separated by 30 m from a second charge of
a cars bumper is designed to withstand a 684-kmh 19-ms collision with an immovable object without damage to the body of
suggest at least three 3 financial management techniques that may be used to deal with the cost of addressing womens
a 2090 kg test plane has an engine that can deliver a maximum power of 490 x 105 watts the pilot hits the throttle when
after pushing a 220 kg kid and tricycle over 110 m of smooth level sidewalk from rest the combo is moving at 44 msa
the concrete wall of a building is 0120 m thick the temperature inside the building is 238 degc while the temperature