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an object of mass m is pushed with the initial velocity v0 up along an inclined plane set at an angle alpha to the
a sinusoid ally vibrating electric charge produces an electromagnetic field traveling in the z direction the electric
an explosion breaks an object initially at rest into two pieces one of which has 18 times the mass of the other if 7300
a 600 kilogram skier starts from rest at the top of a ski slope 950 meter higha if frictional forces do -105 kj of work
in a common test for cardiac function the patient walks on an inclined treadmill find the power required from a 75
a tennis player hits a ball at ground level giving it an initial velocity of 260 ms at 540 degree above the horizontal1
a balloon carrying a basket is descending at a constant velocity of 200 ms a man in the basket throws a stone with an
assume you seated on a wheeled desk chair at your desk consider friction forces between the floor and the chair to be
a cooler contains 12 cans of soda at 5oc each soda has mass 035 kilogram and a specific heat capacity of 3800jkgc a 65
a sled with mass 800 kilogram moves in a straight line on a frictionless horizontal surface at one point in its path
a 250 kg textbook is forced against a horizontal spring of negligible mass and force constant 250 nm compressing the
an 85 newton box of oranges is being pushed across a horizontal floor as it moves it is slowing down at a constant rate
a string is wound around the edge of a solid 160 kilogram disk with a 0130 meter radius the disk is initially at rest
a 200 kilogram kid stands at the center of a125 kg playground merry-go-round which rotates at 310 rads if the kid moves
a puck with mass 028 kilogram moves in a circle at the end of a string on a frictionless table with radius 075 meter
a 0500 kilogram football is thrown toward the east with a speed of 100 ms a stationary receiver catches the ball and
a 004 m2nbsprectangular loop consists of 85 turns and carries a current of i 44a a 16-tmagnetic field is directed
a what is the sufficient condition for a vector field to be conservativeb what is a conservative vector fieldnbspc what
anbspdoublynbspcharged ion with velocity 66 x 106nbspms moves in a path of radius 32 centimeter in a magnetic field of
a car of mass 800 kilogram reaches a speed of 20 ms-1 in a distance of 100 meter as a result of the pistons in the
a car accelerates from rest at 23 ms2 find its speed after 10 second and the distance it travels in that
an plane traveling horizontally at 78 ms at an elevation of 210 meter drops bales of hay to cows stranded in a
a spacecraft is in a circular orbit about the moon 186 x105 m above its surface the speed of the spacecraft is1460 ms
a high jumper leaps into the air with an initial speed of 58 ms find how high will she be at the top of her flight when
a race car accelerates uniformly as it leaves the pit area going from rest to 330 kmh in a semi circular arc with a