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Two spaceships, S1 and S2 are 113.2 ly-minutes apart as measured by someone on Earth. They are approaching Earth, S1 is moving to the right with velocity 0.943c, and S2 is moving to the left with a velocity 0.557c as measured by someone on Earth.
Question: How long will it take them to meet according to S1 (in minutes)?
What is the significance of a zero vector and Can the dot product be negative? If yes, what must be the condition?
A column of oil of height 70.0 cm supports a column of an unknown liquid. Determine the density of the unknown liquid
the distance between new york and los angeles is about 5000 km. a jet traveling at a speed of 815 kmhour leaves new
Name some of the factors not accounted for in the method presented in Section for the calculation of the natural frequencies of suspension bridges.
A long wire is known to have a radius greater than 5.6 mm and to carry a current that is uniformly distributed over its cross section, What is the radius (in mm) of the wire
when a 420 gram mass is attached to a spring it oscillates with a period of 0.350 s. if instead a different mass m2 is
Positive focal lengths correspond to _______.
A capacitor that is initially uncharged is connected in series with a resistor and an emf source with E = 100 Vand negligible internal resistance. Just after the circuit is completed, the current through the resistor is 6.2×10-5 A. The time const..
A gyroscope is precessing about a vertical axis. Describe what happens to the precession angular speed if the angular speed of the spinning flywheel is doubled. (All other variables remaining the same.)
Unpolarized light with intensity 370 W/ m^2 passes first through a polarizing filter with its axis vertical, What light intensity emerges from the second filter
An ideal gas expands at a constant pressure of 2.9 atm from 435 mL to 709 mL. Heat then flows out of the gas, determine the total heat flow into the gas
You have a string with a mass of 0.0131 kg. You stretch the string with a force of 9.31 N, giving it a length of 1.89 m, What is the wavelength of the standing wave you create in the string
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