Physics, 15.12.2020 01:00 brendaandrade1889
1) A 25 kg chair initially at rest on a horizontal floor requires a 165 N horizontal force to set it in motion. Once
the chair is in motion, a 127 N horizontal force keeps it moving at a constant velocity. What are the coefficients
of kinetic friction between the chair and the floor?
Answers: 3
Physics, 22.06.2019 05:00
At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.
Answers: 2
Physics, 23.06.2019 01:20
What is the state of matter with a specific volume but no definite shape
Answers: 1
Physics, 23.06.2019 02:00
Anoche fuimos al restaurante el gusto. jaime le (1) (pedir) al camarero una mesa en la sección de no fumar. yo (2) (pedir) chuleta de cerdo con champiñones, papas y ensalada y jaime (3) (pedir) mariscos, arroz y ensalada. el restaurante estaba lleno (full) por eso no nos (4) (servir) muy rápido (very fast), pero la comida estaba deliciosa. no me lo vas a creer (you won't believe it) pero ¡jaime (5) (repetir) arroz y mariscos! ¡dos porciones (orders)! ¿ya entiendes por qué él no (6) (dormir) bien anoche?
Answers: 2
1) A 25 kg chair initially at rest on a horizontal floor requires a 165 N horizontal force to set it...
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