Physics, 26.06.2020 22:01 johnsonkia873
The coordinate plane below shows the path of a bicyclist. Each square represents 10 meters.
B(0,3)
C (2,3)
A(0.0)
F(4,0)
D(2,-1)
E (4, -1)
A)what is the displacement of the cyclist? B)what is the distance traveled by the cyclist? C) if the whole trip takes 30 seconds , what is the average speed of the cyclist? D) if the whole trip takes 39 seconds, what is the average velocity of the cyclist E) between points A and B the cyclist increases his speed form 2 m/s to 5 m/s in a time of 2 seconds .what is magnitude of his acceleration?
Answers: 3
Physics, 21.06.2019 22:00
Bob camina 200 m sur, luego trota 400 m suroeste, luego camina 200 m en una dirección 30? norte del este. a. dibuje una gráfica de los movimientos de bob. use una regla y transportador. b. use método gráfico y analÃitico para hallar el desplazamiento total que bob recorrió. (magnitud y dirección) c. compare los resultados obtenidos por el método gráfico y analÃtico. (por ciento de diferencia).
Answers: 2
Physics, 22.06.2019 10:00
If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone
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Physics, 22.06.2019 10:00
There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
Answers: 1
Physics, 22.06.2019 14:20
4r-134a enters the condenser of a residential heat pump at 800 kpa and 50°c at a rate of 0.022 kg/s and leaves at 750 kpa subcooled by 3°c. the refrigerant enters the compressor at 200 kpa superheated by 4°c determine (a) the isentropic efficiency of the compressor, (b) the rate of heat supplied to the heated room, and (c) the cop of the heat pump. also, determine (d) the cop and rate of heat supplied to the heated room if this heat pump operated on the ideal vapor-compression cycle between the pressure limits of 200 and 800 kpa. (0.757, 4.37 kw, 5.12, 6.18, 3.91 kw)
Answers: 3
The coordinate plane below shows the path of a bicyclist. Each square represents 10 meters.
B(0,3)<...
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