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question11 at one point in a skydive a falling 99 kg skydiver is encountering air resistance of 442 n how much does skydiver weigh 9702n2 what is
question1a 68 g lead bullet travelling at 520 ms is stopped by a large tree if half kinetic energy of the bullet is transformed into internal energy
question1a single-turn square loop of side is centered on the axis of a long solenoid in addition plane of the square loop is perpendicular to the
question1a sealed tank containing seawater to a height of 130 m also contains air above water at a gauge pressure of 300 atm water flows out from
question1a small steel ball bearing with a mass of 300 g is on a short compressed spring while aimed vertically and suddenly released spring sends
question1a diver 60 m deep in 10 celcius fresh water exhales a 05-cm-diameter bubblewhat is bubbles diameter just as it reaches the surface of a lake
questiona holographic transmission grating imposes phase modulation of pi2sin 2pixd on incident plane wave beam where d1000 nm is time of the grating
question1calculate the intensity distribution in a standing evanescent wave above a glassair interface created by counter-propagating evanescent of
question1a cylindrical 352 kg pulley with a radius of 0360 m is used to lower a 445 kg bucket into a well the bucket starts from rest and falls for
question1a relaxed biceps muscle requires a force of 250n for an elongation of 30 cm below maximum tension the same muscle requires a force 500n for
question1a race car starts from break on a circular track of radius 463 m the cars speed increases at constant rate of 0410 ms2 at the point where
question1a 680-kg person throws a 00490-kg snowball forward with a ground speed of 320 ms a second person with a mass of 590 kg catches snowball both
question1find out the tension in each of the two ropes supporting a hammock if one is at an angle of 14 above horizontal and the other is at an
question1a fishing pole is 200 m long and inclined above horizontal at the angle of 200deg a fish is pulling on it with a force of 100n 37-degrees
question1an elevator is being lifted up an elevator shaft at a constant speed by a steel cable all frictional effects are negligible in this
question1find out the coefficient of kinetic friction between a 315 kg block and horizontal surface on which it rests if an 820 nm spring must be
question1a 75 kg human sprinter is able to accelerate from rest to 12 ms in 33 s all through the same interval a 33 kg greyhound can accelerate from
question1suppose you clarify two thin slits by monochromatic coherent light in air and find out that they create their first interference minima at
question1marilyn m and her identical in every way twin sister sheila s are riding on a merry-go-round revolving at a constant rate sheila is half way
question1the suspended 22 kg mass on the right is moving up the 18 kg mass slides down ramp and the suspended 87 kg mass on the left is moving down
question1a solid cylinder of mass 89 kg and radius 32 cm is yoked to a spring as shown to be precise axle of the cylinder is attached to a horizontal
question1a 59-kg person on skis starts from rest down a hill sloped at 36deg from horizontal the coefficient of friction between skis and snow is 016
question1an airplane is flying with a velocity of 820 at an angle of 180 above horizontal while the plane is a distance 122 directly above a dog that
question1a place kicker must kick a football from a point 330 m about 36 yd from the goal as a result of the kick ball has to clear the crossbar that
question1what is relative velocity in meters per second between an observer on earth and a galaxy where the h-beta line of hydrogen is calculated to