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a square whole 900cm along each side is cut in a sheet of coppera does the area increase or decreaseb what is the
a constant volume gas thermometer has a pressure reading of 09000 atm at -50degrees celsius and a reading of 1510 atm
the equation of a transverse wave traveling along a very long string is y600cm sin 002pix 4pit where x and y are
a positive charge of 1000 c is located in a uniform field of 950times104 nc a negative charge of -0500 c is brought
a small sphere of massm 660 g and charge q1 324 nc is attached to the end of a string and hangs vertically as in the
in the rectangle in the drawing a charge is to be placed at the empty corner to create the net force on the charge at
the atomic mass number of copper is a64 suppose that atoms in solid copper form a cubic crystal lattice to envision
phase difference 90 degrees or 15708 radians if the two microphones were at the same distance from the speaker the two
a car is traveling on a straight road and always heads in the same direction the car starts from rest undergoes
a small spherical insulator of mass 334 times 10-2 kg and charge 0600 c is hung by a thin wire of negligible mass a
two tiny conducting spheres are identical and carry charges of -239c and 406c they are separated by a distance of 363
an unstrained horizontal spring has a length of 032 m and a spring constant of 330 nm two small charged objects are
how much work is needed to turn an electric dipole 180nbsp o in a uniform electric field of magnitude 416 nc if p 266
four identical metallic objects carry the following charges 136 610 -424 and -934c the objects are brought concurrently
a traditional lampshade is a truncated cone or frustum it is a cone that is missing the pointed end the lampshade shown
what is the electric force with direction on an electron in a uniform electric field of strength 2510 nc that points
a uniform electric field of magnitude 674 nc exists among two parallel plates that are 360 cm apart a proton is
through one possession in a football game a team lost 3 yards gained 12 yards lost 2 yards lost 4 yards and gained 9
the football team is planning a trip to a sports museum the cost for renting a bus is 330 the cost will be divided
fish are hung on a spring scale to decide their mass most fishermen feel no obligation to report the mass truthfullya
a motorist drives along a straight road at a constant speed of 215 ms just as she passes a parked motorcycle police
true or false1 the fourth harmonic is four times the frequency of the fundamental2 a node is a position on a standing
suppose all temperatures to be exact and neglect important figures for small changes in dimension an ideal gas in a
two small charged spheres each has a mass of 800 x 10-2 kg hang in equilibrium as shown the length of each string is l
julie throws a ball to her friend sarah the ball leaves julies hand a distance 15 meters above the ground with an