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a 376 kg block located on a horizontal frictionless floor is pulled with a cord that exerts a force f101 n at an angle
if the relative uncertainty of the measurement of the slit separation d above is 63 and other measurement uncertainties
a charge of 076 c is moved from a position where the electric potential is 6 v to where it is 59 v what is the change
the burner on an electric stove has a power output of 20 kw a 810g stainless steel tea kettle is filled with 20c water
consider a 800-kg man standing on a spring scale in an elevator starting from rest the elevator ascends attaining its
a speed boat is moving across the surface of a lake at time t1 0 with the components of its velocity are vx 25 ms and
an airplane flies 560 miles with a tailwind in 2 hours 20 minutes it takes 3 hours to fly against the headwind discover
what is the mathematical relationship among wave speed and mass density for a standing wave hint standing wave
two electrodes are placed in a calcium chloride solution and a potential dissimilarity is maintained between them if
what is a standing wave what is a node in reference to a standing wave draw a picture to help you describe mark one
a parallel plate capacitor of capacitance 43 microf has the space among the plates filled with a slab of glass with 36
a capacitor can be made from two sheets of aluminium foil separated with a sheet of waxed paper if the sheets of
a bullet is fired through a board 10 cm thick in such a way that the bullets line of motion is perpendicular to the
draw free body diagrams for a car cruising at a constant velocity a on a level road and b on a uphill road include
the fundamental of an organ pipe that is closed at one end and open at the other end is 2656hz middle c the second
how far apart must be a proton from a group of 33 protons held in place next to one another if the magnitude of the
a meter stick lies along the optical axis of a convex mirror of focal length -39 cm with its nearest end 56 cm from the
presume the rear-view mirror on a car is convex with a radius of curvature of 26 m1 if a motorcycle is 50 m behind the
light is incident on a plane mirror by an angle of incidence i 73deg if this experiment takes place under water n 133
a concave mirror has a focal length of 13 cm what is the magnification of an object placed 116 cm in front of this
1 how much charge can be placed on a capacitor with air among the plates before it breaks down if the area of each
two point charges have a total charge of 276 uc when placed 179m apart the force each exerts on the other is 260n and
a obtain what energy is dissipated by a lightning bolt having a 18000 amp current a voltage of 106 mv and a time
a heart defibrillator passes 118 amp through a patients torso for 5 milliseconds in an attempt to restore normal
a point charge of 56 microc is placed 039 meter from a second point charge of -60 microc obtain the absolute magnitude