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Question: Given a speed and velocity vector of someone running up hill, what would be the angle of the hill? How would I determine the angle of the hill?
Having trouble with this physics question, can you please explain with the answer.
Potential energy of a not obeing Hooke's law spring is given by the equation U(x)=5.00(J/m)x - 2.00(J/m3)x3, What is the expression for the restoring force of the spring
a rock climber stands on top of a 52 m high cliff overhanging a pool of water. he throws two stones vertically downward
The position of a squirrel running in a park is given by : r=[(00.280 m/s)t+(0.0360 m/s^2)t^2]i+(0.0190 m/s^3)t^3j. At 4.20 , how far is the squirrel from its initial position
A river flows due south with a speed of 2.0m/s. A man steers aboat across the river; his velocity relative to the water is 4.2m/sdue east. The river is 800m wide.
These coils have a radius R = 33 cm. The distance between the coils is, of course, also d = 33 cm (otherwise they would not form a Helmholtz system). Each coil has 72 turns. As explained above, we will not measure the current but rather the voltag..
A 10 runaway grocery cart runs into the spring with spring constant 230 and compresses it by 65. What was the speed of the cart right before it hit the spring.
A raft is 4.4cm wide and 6.2m long. When a horse is loaded onto the raft, it sinks 2.7cm deeper into the water. What is the weight of the horse
A thin film of acetone (n = 1.25) coats a thick glass plate (n=1.50). While light is incident normal to the film. Compute the thickness of the acetone film
The other end goes over a pulley 1.8m away and is attached to a 7 kg cement block. When the string is plucked like a guitar the third harmonic has a frequency of 522Hz.
25g of copper pellets are removed from a 300 degrees C oven and immediately dropped into 90 mL of water at 25 degress C in an insulated cup. What will the new water temp be
A person fishing from a pier observes that four wave crests pass by in 7.0 second and determine that the distance between two successive crests is 4.0 meter. Evaluate what is the speed of the wave
a certain elevator cab in a new york hotel has a total run of 180 m. its maximum speed is 302 mmin. its acceleration
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