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S and P waves, simultaneously radiated from the hypocenter of an earthquake, are received at a seismographic station 17.3 s apart. Assume the waves have traveled over the same path at speeds of 4.50 km/s and 7.80 km/s. Find the distance from the seismograph to the hypocenter of the quake.
With what speed must a ball be thrown vertically from ground level to rise to a maximum height of 35 m
A 13.49 g ball of putty traveling east at 6.75 m/s collided and sticks to another ball of putty of mass 23.81 g traveling north at 14.82 m/s
One hundred turns of insulated copper wire are wrapped around an iron core of cross-sectional area 0.100 m2. find the average current in amperes that flows through the resistor
A car decelerates uniformly and comes to a stop after 10s. The car's velocity was 50 km/h. What was the car's deceleration
The lead female character in the movie Diamonds Are Forever is standing at the edge of an offshore oil rig. Under the same assumption, what would be her recoil velocity if, instead, she shoots a blank cartridge that ejects a mass of 5.0 10-4 kg at ..
A sphere of styrofoam with a density of 152 kg/m3 has a 45 cm diameter. what is the maximum iron mass that can be suspended by a string from it so that it does not sink
A solid sphere with mass m = 1.5 kg a radius r = 0.20 m rolls without slipping on a flat surface with an angular velocity of ? = 7.2 rad/s. What is the total kinetic energy of the sphere
and how would we improve this product? what would we change? how ould that impact the final product performance and
the driver of a train moving at 20 m/s applies the brakes when it passes an amber signal. Find the train's acceleration and its speed at the next signal
When an electric circuit is being assembled, a common practice is to twist together two wires carrying equal currents in opposite direction
Imagine you are pushing a 15 kg cart full of 25 kg of water up a 10 degree ramp. If the coeff. of friction is .02, what is the total force needed to push it up the ramp
In a Broadway performance, an 65.2-kg actor swings from a 4.50-m-long cable that is horizontal when he starts. What maximum height do they reach after their upward swing
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