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The glass filters that are being set up om the PC screensagainst the harmful Radiations by coming toward our eyes work on the principal on the principal they have have meant to be worked.????

2007-07-14 09:18:34 · 2 answers · asked by Dawood Munir 1 in Science & Mathematics Physics

2 answers

Thickness.

The same reason our atmosphere protects us against some of the sun's radiation is the same reason that glass put over a monitor or TV screen should protect the user from radiation.

However, modern monitors and TVs put out a lot less radiation and so are less harmful. The new generation of large screen TVs put out even less harmful radiation, especially the LCD screens.

2007-07-14 09:24:15 · answer #1 · answered by Dan S 7 · 0 0

Fish are not decorations. they are residing creatures. Please evaluate this formerly you attempt and use them as such. it quite is actual life, not the action pictures. maximum glass bowls are a procedures too small to with ease shop a goldfish (or a betta for that count number). because it gets greater advantageous, it is going to decide for a much bigger tank or issues will upward thrust up. additionally, you will possibly be able to desire to ensure to maintain it very sparkling and reasonable the temperature heavily. devoid of heater, your fish ought to become under pressure by utilising temperature fluctuations. you will maximum probable might desire to do on a regular basis water ameliorations as a fashion to maintain it liveable. for my section, i've got chanced on that my betta fish want those "electric powered aids", jointly with a heater, clear out, and a slow, controlled air pump. I additionally shop my fish in good-sized tanks in specific planted to furnish conceal devoid of taking over too plenty tank area. basically because of the fact a fish can stay to tell the story the tough circumstances of a tumbler bowl does not recommend you will possibly desire to concern them to that. they are going to probable be so plenty greater under pressure in that bowl than they might in a great maintained tank that provides you for his or her desires.

2016-09-30 00:09:30 · answer #2 · answered by ? 4 · 0 0

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