The radius of our galaxy is approximately 3 x 10^20 m. How fast must a spaceship travel so that the crossing the galaxy takes 40 years as measured on board the Ship? How long would the trip take as measured on Earth?

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Q: The Weather Monitor. Your South American expedition splits into two groups: one that stays at home…

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A: Given, Electric flux passing through a spherical surface, φ = 3.6×104 N.m2C

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Q: A 3.00 eV electron has energy equal to? ______ J

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Q: 17. a) A satellite orbits the Earth once every 6.0 hours in a circle. What are the magnitude and…

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Q: A projectile is fired with an initial velocity of 193.2 ft/sec upward at an angle of 30 degrees to…

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Q: 65 kN 25° 80 kN 10°

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Q: Unit conversions: 7) Change 5 lbs to Newtons (2.2 lbs = 9.8 N) 8) Change 4 inches to millimeters (1…

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Q: Which set of lab equipment is most likely used to conduct this investigation?

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Q: A 52.7 g ball of copper has a net charge of 2.2 μC. What fraction of the copper's electrons have…

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Q: An electron moves in the positive x direction with an initial velocity vo = 4.75 x106 m/s in a 2…

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Q: I understand we need to start with: GPEA + KEA = Wf + GPEC + KEC mghA + 0 = umgL + mghC +…

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Q: A 1.4-kg block slides across a rough surface such that it slows down with an acceleration of 1.25…

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Q: Find the potential inside and outside a spherical shell of radius R that carries a uniform surface…

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Q: In the figure below, each charged particle is located at one of the four vertices of a square with…

A: A = 3 B = 5 C = 5 each side of square = a First charge (q1) = Aq = 3q Second charge (q2) = Bq = 5q…

Q: A charge q1=−2q is at the origin, and a charge q2=+q is on the x-axis at x=a, where a>0. A.) Find…

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Q: The tones are heard as two separate smooth tones for frequency differences above about 15 Hz and a…

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