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a constant force of 15 newton in the negative y direction acts on a particle as it moves from the origin to the point
a horizontal rod 200 meter long carries a current through a uniform horizontal magnetic field of magnitude 067 t that
a block of mass 250 kilogram is pushed 200 meter along a frictionless horizontal table by a constant 140 newton force
a sledge loaded with bricks has a total mass of 181 kilogram and is pulled at constant speed by a rope inclined at 203
a man pushes a 160 kilogram shopping cart at a constant velocity for a distance of 240 meter she pushes in a direction
a package of dishes mass 600 kilogram sits on the flatbed of a pickup truck with an open tailgate the coefficient of
a rock is projected of the edge of the top of a building with an initial velocity of 122ms at an angle of 53 degree
your van is parked on a steep hill with a 12o slope with the van held in place by the parking brakea find the magnitude
a kid whose weight is 248 newton slides down a 50 meter play ground slide that makes an angle of 20 degree with the
two tiny spherical water drops with identical charges of -720 x 10-17 c have a center-to-center separation of 14
two equally charged particles are held 39 x 10-3 m apart and then released from rest the initial acceleration of the
a driver starts his parked vehicle and within 5 sec reaches a velocity of 54 kmhr as he travels east find what is his
calculate the force required to hold a long bow with the string pulled back just before releasing the arrow the tension
a 50 meter length of coaxial cable has a solid cylindrical wire inner conductor with a diameter of 258 millimeter and
a computer monitor uses 20 amp of current when it is plugged into a 120 volt outlet the monitor is never turned off
your 12 kilogram baby sister is hanging on the bottom of a table cloth with all her weight in the middle of the table
a mass of 3464 g with unknown composition is heated in an oven to a temperature of 3116 degc the mass is then dropped
a ball is thrown straight up by a speed of 30msa how long does it take to reach the maximum heightb what is the max
an astronaut travels to a distant star with a speed of 052 relative to earth from the astronauts point of view the star
a fuse in an electric circuit is a wire that is designed to melt and thereby open the circuit if the current exceeds a
when twelve moles of hydrogen and six mole of oxygen react to form twelve moles of water the energy released is 2904 kj
a laser beam is traveling through an unknown substance when it encounters a boundary by air the angle of reflection
a 10m uniform beam of weight 100 n is supported with two ropes at the ends if a 400 n person sits at 20 m from the left
a horizontal power line carries a current of 4900 a from south to north earths magnetic field 747 microt is directed
a battery charger is connected to a dead battery and delivers a current of 74 a for 53 hours keeping the voltage across