Friday
April 18, 2014

Posts by bronson


Total # Posts: 6

Physics
If a cylindrical space station 300 {\rm m} in diameter is to spin about its central axis, at how many revolutions per minute ({\rm rpm}) must it turn so that the outermost points have an acceleration equal to g?

physics
A man of mass 61.6 kg stands on a scaffold supported by a vertical rope at each end. The scaffold has a mass of 15.9 kg and is 2.0 m long. Suppose the man stands to the right from the middle of the scaffold that is a distance one sixth of the length of the scaffold. What is th...

math
give me teh answer

maths
A solution of acid was found to have a pH of 1.50. What is the hydrogen ion concentration of the solution? (Give your answer in scientific notation to 3 significant figures.)

math
how can i rearrange R=pl/A to make p the subject. thx Bronson.

math
According to Einstein’s equation, what mass is equivalent to an energy of 6.7 × 10–14 J? You should use a value for c of 3.0 × 108 m s–1 and give your answer in kilograms, in scientific notation and to two significant figures. thankyou.

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