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Two cars emerge side by side from a tunnel. Car C is traveling with a speed of 60 km/h and has an acceleration of 40 km/h/min. Car D has a speed of 40 km/h and has an acceleration of 60km/h/min. Find which car is passing the other as they come out of the tunnel?
At amusement parks, there is a popular ride where the floor of a rotating cylindrical room falls away, What is the source of the centripetal force acting on the riders
a a 3.0 k ohms resistor is connected in series with a capacitor at time t0. its fully charged and at a voltage of 24v.
two shuffleboard disks of equal mass one orange and the other yellow are involved in an elastic glancing collision. the
A ball m=1kg rolling without slipping on a flat surface with v=.1m/s strikes the wall after which v=.08m/s. What is the amount of heat generated due to impact?
A positive charge +q1 is located to the left of a negative charge -q2. On a line passing through the two charges, there are two places where the total potential is zero. What is the distance between the charges
a diver leaves a 3 m- board on a trajectory that takes her 2.2 m above the board and then into the water 2.7 m
A 1400 kg car has a maximum power output of 150 hp. How steep a hill can it climb at a constant speed of 74 km/h if the frictional forces add up to 700 N?
If the average frequency emitted by a 200,-, rm W light bulb is 5.00 times 10^ {14}, {rm Hz}, and 10.0 percent of the input power is emitted as visible light, about how many visible-light photons are emitted per second.
the potential energy of a girder, after being lifted tothe top of a building, is 5.17 times 10^5 ft. lb. how high is the girder
1. the sun radiates energy at a rate of 2.86x1023 kw. each fusion reaction in the core of the sun produces 26.73 mev of
Light of wavelength 590 nm and light of unknown wavelength both pass during two narrow slits 0.600 mm apart. The screen is 1.70 m away. On the screen the second-order bright fringe of the unknown-wavelength light is 1.33 mm closer to the central maxi..
A centrifuge in a medical laboratory rotates at an angularspeed of 3600 rev/min. What is the constant angular acceleration of the centrifuge
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