Physics, 29.11.2019 23:31 bicaplinger7766
The concorde was a supersonic aircraft used for trans-atlantic travel in the 1980s and 1990s, having a length of 62.5 m when sitting on the ground on a typical day when the temperature is 16.0 ∘c . the concorde is primarily made of aluminum. in flight at twice the speed of sound, friction with the air warms the concorde's skin and causes the aircraft to lengthen by 25.0 cm . (the passenger cabin is on rollers, so the airplane expands around the passenger cabin.) take the coefficient of linear expansion for aluminum to be α = 2.40×10−5 /∘c
Answers: 3
Physics, 22.06.2019 11:20, loganfreeman04
If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant
Answers: 3
Physics, 23.06.2019 02:30, lmcginnis2003
Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excesselectrons is typical. what is the magnitude of the electric forceon a protein with this charge in a 1500 n/c electric field?
Answers: 3
The concorde was a supersonic aircraft used for trans-atlantic travel in the 1980s and 1990s, having...
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