Monday
December 9, 2013

# Posts by martin

Total # Posts: 170

Physics 30
Hello damon... I'm not sure what happened there... what happened to the 5.0 x 10^-6 Could you show me again, as I don't quite understand it. thanks martin

Physics 30
A test charge of 5.0x10^-6 C is moved 2.0 cm through an electric force of 6.0 x 10^-7 N . What is the change in evergy of the test charge? What is the change in voltage on the charge? Help

science
how does the moon move through space ?

Math
3x2x4

math
write three ways to find 3x2x4

physics
Consider a system of N identical particles. Each particle has two energy levels: a ground state with energy 0, and an upper level with energy . The upper level is four-fold degenerate (i.e., there are four excited states with the same energy ). (a) Write down the par...

math
solve the system 7x^2 - 5y^2 + 20y = 3 21x^2 + 5y^2 =209

mechanics
Two 20kg weights are hung from light strings that pass over frictionless pulleys. The ends of the strings are connected to a small, light spring balance, S, calibrated in kg. The pulley axes are mounted on the wall of a lift in a 50-storey building. What is the reading on the ...

Basic Statistics
In each of the following situations state whether or not the given assignment of probabilities to individual outcomes is legitimate, that is, satisfies the rules of probability. If not, give a reason a) roll a die and record the count of spots on the up-face P(1)=0 P(2)=1/6 P(...

geometry
A ball gas a radius of 56mm (a)Calculate the surface area (b)What is the volume of the sphere

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