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a typical wind speed at midlatitudes at 700 hpa might be 40 knots while synoptic scale vertical motion is 10 cms
a crane of mass m 11500 kg lifts a wrecking ball of mass m 1310 kg directly upwarda find the magnitude of the normal
a coffee-maker 11 and a toaster 16 are connected in parallel to the same 120-v outlet in a kitchen how much total
a basketball star covers 285 m horizontally in a jump to dunk the ball see figure below left his motion through space
a ball is tossed from an upper-story window of a building the ball is given an initial velocity of 810 ms at an angle
a fish swimming in a horizontal plane has velocity i 400 100 ms at a point in the ocean where the position relative
your friend can barely lift a 36-kg concrete block on earth how massive a block could she lift on the
an electron moving with a speed of 60times105 ms in the positive direction experiences zero magnetic force when it
when it reaches the buoya speedboat moving at 400ms approaches a no-wake buoy marker 100m ahead the pilot slows the
a tennis player tosses a tennis ball straight up and then catches it after 186s at the same height as the point of
an alpha proton consisting of 2 protons and 2 neutrons q 0 is moved from a point 3nm due north of a carbon nucleus
a diver springs upward from a board that is 5 meters above the the water at the instant she contacts the water her
dr doreens sister karen got a yellow camaron for her birthday she races up to meet with dr doreen karen starts 1000m
a firehouse shoots water at a speed of 50 ms from a ground level at an angle of 60 above the horizontal the water is
a 1400 kg sports car accelerates from rest to 85in 70s what is the average power delivered by the
david is driving a steady 210 when he passes tina who is sitting in her car at rest tina begins to accelerate at a
primary side of transformer has a voltage of 44000 volts and 220000 turns to step down to 220 volts how many turns must
a frictionless pulley system at equilibrium has a m1 of 6 kg mass 2 9kg and mass 3 6kg find the angle of
runner a is initially 40mi west of a flagpole and is running with a constant velocity of 20 mih due east runner b is
the cheetah can reach atop speed of114kmh 71mih while chasing its prey in a short sprint a cheetah starts from rest and
a sprinter running the 100 m dash has a constant of 28 ms2 for the first 38 seconds of the race when he reaches his top
a 120- crate starting from rest is pulled across a floor with a constant horizontal force of 380 for the first 19 the
in the high jump frans kinetic energy is transformed into gravitational potential energy without the aid of a pole with
an archer fish spies a meal of a grasshopper sitting on a long stalk of grass at the edge of the pond in which he is
a man on a railroad platform attempts to measure the length of a train car by walking the length of the train and