subject
Physics, 25.05.2020 09:57 lilianamichelle41

De acordo com a sequência de substâncias listada na tabela ao lado, se atritarmos vidro com lã, o vidro ficará carregado positivamente. Qual será a carga da madeira quando atritada com: a) lã b) seda c) marfim

ansver
Answers: 1

Another question on Physics

question
Physics, 21.06.2019 16:30
Which statement best describes resistance? resistance is a. how well a current will flow in a material and is measured in volts. b. how well a material conducts an electrical charge and is measured in ohms. c. the ability of a material to attract a positive charge to create a current. d. the ability of a material to repel neutral charges and is measured in ohms.
Answers: 3
question
Physics, 22.06.2019 06:00
An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?
Answers: 3
question
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
question
Physics, 22.06.2019 16:00
The energy produced as a result of this flow of electrons from atom to atom is called
Answers: 3
You know the right answer?
De acordo com a sequência de substâncias listada na tabela ao lado, se atritarmos vidro com lã, o vi...
Questions
question
Geography, 26.05.2021 16:10
question
Mathematics, 26.05.2021 16:10
question
English, 26.05.2021 16:10
question
Arts, 26.05.2021 16:10
Questions on the website: 13722363