7 Answered Questions for the topic Physics 1- Kinetic And Potential Energy
05/28/18
Easy physics question, just don't understand the question!
full workings with explanation please, and thanks in advance! :)
---------- A ball is projected vertically upwards from the top of a building which is 300m high. The speed of the ball after 1s is...
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Physics 1 kinetic and potential energy Physics
03/21/18
A spring has a concert at 450 N per meter how much must the spring be stretched to store 49 J of potential energy
I need to know this for my hw
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Physics 1 kinetic and potential energy
03/19/18
Energy question
Determine W (or fuel energy) required to launch a satellite of mass m at rest from a launching pad placed at the surface earth, to a circular orbit where the radius of the orbit is r = 5 R where R...
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Physics 1 kinetic and potential energy
01/18/18
How do I isolate for h in a question that is -GmM=( Ri +h)(Ri x m x Vi^2 - 2GMm) / 2Ri
This is for a physics question where Ru I the distance inital rom the core of the earth and Ri+h is the distance from core of the earth plus the distance the object is falling. It would be so...
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Calculate the momentum of each of the following objects:
a) a 0.50 kg ball thrown straight up with a velocity of 30 m/s. b) a 2000 kg railway car moving south at 10 m/s. c) an electron of mass, 9.1 x 10-31 kg moving at a velocity of 1 x 107 m/s. d) the...
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Physics 1 kinetic and potential energy
11/14/17
What is its acceleration?
A car starts from a rest and rolls down a hill. The height of the hill is .3 km and the distance traveled by the car is 4.8 km. Dissipated energy is negligible. What is its acceleration?
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Physics 1 kinetic and potential energy
11/14/17
Physics- Work
A car goes at a constant 16 m/s up a hill. the frictional force is 500N. The height of the hill is .3 km and it the car travels a distance of 4.8 km. What is the work done in order to get to the...
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