Physics, 24.09.2019 20:00 baleighharris
Asail boat moves north for a distance of 10 km when blown by a wind 30° east of south with the force of 5.00×10^4 n. how much work was done by the wind?
a) 5.00 x 10^8 j
b) 2.50 x 10^8 j
c) 0.00 j
d) 4.33 x 10^8 j
Answers: 1
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An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.
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Aspecimen of oil having an initial volume of 580cm^3 is subjected to a pressure increase of 4.0 mpa, and the volume is found to decrease by 0.40 cm^3. (a) what is the bulk modulus of the material? (b) what is the compressibility of the material?
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Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block
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Asail boat moves north for a distance of 10 km when blown by a wind 30° east of south with the force...
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