At what angle must actually look to see plane
Assume that the plane is traveling directly at you at speed of 250mph and altitude of 3000ft, and you hear sound at what appears to be angle of inclination of 20 degrees. At what angle must you actually look to see plane?
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Assume that the plane is traveling directly at you at speed of 250mph and altitude of 3000ft, and you hear sound at what appears to be angle of inclination of 20 degrees.
Determine the energy density of a mixture of C and O atoms in the stoichiometric ration of 1:2? The reaction C + 2O ---> CO2 releases 1,609 kJ for every mole of CO2 that is formed.
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Provided that x=b is zero of P(x) = x4 - (a+b)x3 + (ab-c2)x2 + (a+b)c2x - abc2, determine other three real zeroes, if a, b and c are positive real numbers.
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