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Posts by martin

Total # Posts: 214

physics
1.A proton enters a 2.0 X 10^-2 T magnetic field with a speed of 5.8 X 10^4 m/s. What is the radius of the circular path it follows? formula?? 2.Electrons moving at 3.5 X 10^4 m/s pass through an electric field with an intensity of 5.6 X 10^3 N/C. How large a magnetic field ...

english
"Life begets life. Energy creates energy. It is by spending oneself that one becomes rich.” what does this quote mean??

science
A step-up transformer has 120 turns on its primary coil. It has 1150 turns on its secondary coil. The primary circuit is supplied with an alternating current at 120 V. The current in the secondary circuit is 2.4 A. What current is in the primary circuit? formula??

Microecon
Hi, I've got a question about producer surplus. I know that the magnitude of producer surplus would depend on the elasticity of supply, but i don't know why... Please explain. Thank you!

mats
Volume of a cube is caculated by height x length x width... since they are all equal, root 512 by 3, which would give you 8 cm. to calculate its surface area, find the area of one side first then multiply that by 6, coz a cube has 6 sides.

Calculus
A leaky cylindrical oilcan has a diameter of 4 inches and a height of 6 inches. The can is full of oil and is leaking at the rate of 2 cubic inches/hr. The oil leaks into an empty conical cup with a diameter of 8 inches and a height of 8 inches. a. At what rate is the depth of...

English
For the past few hours, I've been toiling away at this impossible passage's question set. If anyone can help, I will be forever grateful! :) "And, if I hold the true anatomy of myself, I am delineated and naturally framed to such a piece of virtue,--for I am of a ...

BEH / 225
On the text from BEH/225 on the book Personality Ch.11 pp. 421 on the summary table Defence Mechanisms. What defense mechanisms have you noticed in the people around you? What do you see as the advantages and disadvantages of these defence mechnaisms?

Physics
the masses cancel

integrated science
what is.. the modem system of units used by scientists? what is.. the curved surface of a liquid? what is.. a process used to find the volume of an irregularly shaped object? (1) S. I. (International scientific) (2) meniscus (3) total immersion (liquid displacement) The SI set...

Econ MC
d. $0.30

Biology
Hi there, Describe the role of bacteria in biotechnology and genetic engineering. I'd appreciate the help. Thanks. Since this is not my area of expertise, I searched Google under the key words "bacteria biotechnology" to get these possible sources: http://encarta...

Mirco economics
Endownment in economics is the value one places on a certain object... so in this case, i think fixed endowment just means u wud value the oranges as much as the apples

World history
Whar are 5 influences from England that still impact us today?? Magna Carta, English language, bicameral legislature -- three that I can think of right off the bat. Does that get you started?? ??

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