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A car drives up a ramp inclined at 10 degrees above the horizontal,reaching a speed of 40 m/s at the end. It will jump a canyonthat is 101 meters wide. The lip of the takeoff ramp is 201meters above the floor of the canyon. (a). How long will the cartake to cross the canyon? (b). What is the max height of the cliffon the other side so that the car lands safely? (c). What anglewith the horizontal will the car's velocity make when it lands onthe other side? Assume the height of the other side is themax value you just calculated, express angle between -180-180degrees.
A box of mass 72.0 kg is connected to a second box with a mass of 34.0 kg. find the magnitude of the tension in the string between the two boxes
think about the modes of substances in the gas phase and explain why potential energy is included in the thermal energy of some substances in the gas phase, when a monatomic solid/liquid turns into a gas, what are the PE and KE equal to then
A uniform disk of mass 7.00m and radius 7.00r can rotate freely about its fixed center like a merry-go-round, What is the ratio K/K0 of the new kinetic energy of the two-disk system to the system's initial kinetic energy
A very long straight wire carries current I. In themiddle of the wire a right-angle bend is made. Determine the magnetic fieldat the center of the arc
A droplet of ink in an industrial ink-jet printer carries acharge of 1.6x10-11 coulombs and is deflected ontopaper by a force of 3.2x10 -4 newtons. Find thestrength of the electric field to produce this force.
A 1.2-kg mass suspended from a spring of spring constant 22 N.m-1 executes simple harmonic motion of amplitude 5 cm. What is the speed of the mass when the spring is stretched 2.5 cm from its equilibrium position?
A 220 ohm resistor, 0.400 H inductor, 6.00 microF capacitor, and voltage source of amplitude 30.0 V and angular frequency 230 rad/s are connected to form an L-R-C series circuit. What is the current amplitude
You are holding a 35 kg dumbbell straight out at arm's length. Assuming your arm is 0.74 m long, what torque is the dumbbell exerting on your shoulder
A projectile is fired such that its horizontal range is equal to 2.0 times its maximum height. Find the angle the projectile was fired at
A merry-go-round starts from rest and accelerates uniformly over 23.5 s to a final angular velocity of 6.25 rev/min. Find the person's maximum radial acceleration
a block with mass M rests on a frienctionless surface and is connected to a horizontal spring force k. Find the maximum amplitude of oscillation such that the top block will not slip on the bottom block
A 2kg box is released, from rest, at the top of a rough circular track of radius 10cm. calculate the work done by all resistive forces
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