strawlindsey strawlindsey

31-08-2017
Chemistry

contestada

why is the cathode ray tube connected to a vacuum pump?

Respuesta :

Katrests Katrests

31-08-2017

The cathode ray tube is connected to a vacuum pump because the vacuum pump is used to draw air out of the ray tube before it closes/sealed. Hope this helps.
(ﾉ◕ヮ◕)ﾉ*:･ﾟ✧

Answer Link

Otras preguntas

90 points !!!!!!!!!!!!!!! Need Help !!!!! Essay Theme: “The Challenges of Online and In-Person Learning in a Pandemic Environment” I need at least 6 paragraphs

he economic decline [of Kush] may have been hastened by overgrazing of the land and by the progressive desiccation of the Butana. But the most serious threat ca

Susan and John are buying cold drinks for a neighborhood picnic. Each person is expected to drink one can of soda. Susan says that if you multiply the unit pric

Como se consiguió el interior de un atomo

what parts of your body can germs/bacteria enter your body

evaluate this expression c^2 + d^3

The most vocal political pressure for tariffs is generally made by A. producers lobbying for import tariffs. B. consumers lobbying for lower import tariffs. C.

Grace was out on a crowded dance floor when the person dancing next to her accidentally kicked her in the leg. Which type of neuron carried the pain information

Select the correct text in the passage. Which of the statements describes a medium-term financial goal? On his last day of school, Michael sat down with his fav

Fill in the blank Mi madre ____________ inteligente. shribhagwan29... It's Maggie!!! Please ANSWER nobody report this please I need to find him!!!