Physics, 28.01.2020 17:57 lopezhailey317
Un coche se lanza desde el suelo a 12.0 m/s, directamente hacia arriba. el cohete se mueve con velocidad constante vertical hasta que su combustible se agota en 6.00 segundos. luego cae libremente hasta chocar con el suelo. a)calcular el tiempo total que el cohete permanece en el aire. b) la altura máxima que alcanza el cohete, desde el suelo. c) el recorrido total del cohete mientras está en el aire
Answers: 2
Physics, 21.06.2019 15:30
What defines the mass number of an isotope? a. the sum of the neutrons and protons b. the sum of the neutrons and electrons c. the number of neutrons d. the number of protons
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Physics, 22.06.2019 08:30
How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects
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Physics, 22.06.2019 14:30
Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.
Answers: 2
Physics, 22.06.2019 22:30
The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s
Answers: 2
Un coche se lanza desde el suelo a 12.0 m/s, directamente hacia arriba. el cohete se mueve con veloc...
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