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a car with mass of 10000 kg accelerates from 0 ms to 400 ms in 130 s ignore air resistance the engine has a 22
a 995 kg monkey is hanging by one arm from a branch and swinging on a vertical circle as an approximation assume that
at an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis people sit in
a block of mass 20m can move without friction on a horizontal table this block is attached to another block of mass 38m
an outfielder throws a 0150 kg baseball at a speed of 360 ms and an initial angle of 300deg what is the kinetic energy
a shell is shot with an initial velocity v0 of 18 ms at an angle of 0 60deg with the horizontal at the top of the
a private pilot correctly sets her altimeter to reflect a reported altimeter setting of 1012mb at her departure airport
a typical scuba tank has a volume v of 10 liters when fully charged it contains compressed air at a pressure of 200
a professional race car driver buys a car that can accelerate at 59 ms the racer decides to race against another driver
a 2500 kg truck moving at 1000 ms strikes a car waiting at a traffic light hooking bumpers the two continue to move
the 245kg physics book shown is connected by a string to a 5370g coffee cup the book is given a push up the slope and
a speed boat requires 90kw to move at a constant speed of 18ms what is the resistive force of the water at this
a rock is thrown straight up with intial velocity of 155ms what maximum height will the rock reach before starting to
a car with mass of 10000 kg accelerates from 0 ms to 400 ms in 100 s ignore air resistance the engine has a 22
a driver puts on the brakes and decelerates from 25 ms to zero in120s what distance does the car
a pendulum consists of a 40 kg stone swinging on a 44 m string of negligible mass the stone has a speed of 75 ms when
a ball is pushed with an initial velocity of 6 ms the ball rolls down a hill with a constant acceleration of 2 ms2 the
a 40ton rail car and a 80ton rail car initially at rest are connected together with a giant but massless compressed
the racer decides to race against a stock car both start from rest the stock car leaves 10 sec before the race car the
the nucleus of the polonium isotope 214po mass 214u is radioactive and decays by emitting an alpha particle a helium
an electric vehicle starts from rest and accelerates at a rate of 24 ms2 in a straight line until it reaches a speed of
an electron moving along the x axis has a position given by x 12 te-t m where t is in seconds how far is the electron
a current of 486 ma exists in a wire for 120 minutes what is the rate that charge passes a point in the wire give your
a system consisting of an ideal gas at the constant pressure of 150kpa gains 810j of heata find the change in volume of