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a helicopter winches up an injured man from a boat the man plus equipment has a mass of 111 kilogram if the height of
a horse pulls a cart on a level road with a force of 1400 newton at angle of 250 degree with respect to the horizontal
a jogger runs 100 meter due west then changes direction for the second leg of the run at the end of the run she is 175
a roller coaster moves 200 feet horizontally then raises 135 feet at an angle of 300 degree above the horizontal next
an astronaut is connected to her spacecraft by a 25 meter long tether cord as she and the spacecraft orbit earth in a
an elevator and its load have a combined mass of 1600 kilogram evaluate the tension in the supporting cable when the
a jet plane starts from rest on the runway and accelerates for takeoff at 230 ms2 755 fts2 it has two jet engines
a spring k500nm is compressed 71centimeter it is used to push a 050 kilogram block 50 centimeter along a horizontal
an archer shoots a 100 g arrow straight up in the air the bow was drawn back 50 centimeter by a 150 newton forcecompute
an 830 kilogram race vehicle can drive around an unbanked turn at a max speed of 58 ms without slipping the turn has a
two 335 kilogram masses 744 lb are separated by a distance of 9 meter using newtons law of gravitation obtain the
a 0145 kilogram baseball pitched horizontally at 308 ms strikes a bat and is popped straight up to a height of 559
a tennis player receives a shot with the ball 00600 kilogram traveling horizontally at 580 ms and returns the shot with
for part of the performance of a football kick a punters ankle is moving at a linear velocity of 27923 cms relative to
in a large centrifuge used for training astronauts and pilots a small chamber is fixed at the end of a rigid arm that
two parallel slits are illuminated by light composed of two wavelengths one of which is 645 nanometer on a viewing
two arrows are shot vertically upward the second arrow is shot after the first one but while the first is still on its
the mean distance between the earth and sun is 1496 x 106 kilometer find the earth linear velocity and angular velocity
a 260 in diameter wheel is rotating initially at 333 revolutions per second the wheel slows down uniformly and comes to
a vertical spring with a force constant of 300 nm is compressed 60 centimeter and a 025 kilogram ball located on top
a 500 gram object moving to the right at200 cms makes an elastic head-on collision with a 100 gram object that is
six identical books 40 centimeter thick and each with a mass of 080 kilogram lie individually on a flat table find how
a 370 meter long 450 kilogram steel beam extends horizontally from the point where it has been bolted to the framework
in a circuit with a knife switch r500 komega c350muf and the voltage across the capacitor is 500 v when the knife blade
an asteroid of mass 51000 kilogram carrying a negative charge of 12microc is 180 meter from a second asteroid of mass