{"id":29785,"date":"2018-12-30T00:02:47","date_gmt":"2018-12-29T22:02:47","guid":{"rendered":"https:\/\/www.lecturesbureau.gr\/1\/?p=29785"},"modified":"2018-12-30T10:19:20","modified_gmt":"2018-12-30T08:19:20","slug":"electrical-field-1623","status":"publish","type":"post","link":"https:\/\/www.lecturesbureau.gr\/1\/electrical-field-1623\/","title":{"rendered":"\u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03b4\u03af\u03bf\u03c5"},"content":{"rendered":"<p>\u03a3\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03b1 \u03b8\u03ad\u03c3\u03b7 \u03c3\u03c4\u03bf\u03bd \u03c7\u03ce\u03c1\u03bf \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03c6\u03bf\u03c1\u03c4\u03af\u03bf Q \u2013 \u2018\u03c0\u03b7\u03b3\u03ae\u2019, \u03c0\u03bf\u03c5 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c3\u03c4\u03bf\u03bd \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1 \u03c7\u03ce\u03c1\u03bf \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03cc \u03c0\u03b5\u03b4\u03af\u03bf&#8230; \u03a3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u0393, \u03c4\u03bf\u03c5 \u03c7\u03ce\u03c1\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 r \u03b1\u03c0\u03cc \u03c4\u03b7 \u2018\u03c0\u03b7\u03b3\u03ae\u2019 Q, \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c6\u03bf\u03c1\u03c4\u03af\u03bf q.[vc_single_image image=&#8221;29790&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; qode_css_animation=&#8221;element_from_fade&#8221;] \u03a4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c4\u03c9\u03bd \u03b4\u03c5\u03bf \u03c6\u03bf\u03c1\u03c4\u03af\u03c9\u03bd \u03ad\u03c7\u03b5\u03b9 \u03b1\u03c0\u03bf\u03b8\u03b7\u03ba\u03b5\u03c5\u03bc\u03ad\u03bd\u03b7 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03bf\u03bd\u03bf\u03bc\u03ac\u03c3\u03b1\u03bc\u03b5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ae \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b7 \u03bc\u03b5:[\/vc_column_text][vc_single_image image=&#8221;29792&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; qode_css_animation=&#8221;element_from_fade&#8221;][vc_column_text](*) \u03c4\u03b1 \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03b1 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c5\u03c0\u03cc\u03c8\u03b7 \u03c3\u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03b9\u03ba\u03cc \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc \u03c4\u03b7\u03c2 (1)[\/vc_column_text][vc_column_text]\u03a3\u03c4\u03b7\u03bd (1) \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c3\u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c4\u03b7\u03c2 \u03ba\u03b1\u03b9 \u2026[\/vc_column_text][vc_single_image image=&#8221;29793&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; qode_css_animation=&#8221;element_from_fade&#8221;][vc_column_text]<\/p>\n<ul>\n<li>\u03a4\u03b9 \u03bf\u03bd\u03bf\u03bc\u03ac\u03c3\u03b1\u03bc\u03b5 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc; \u03a4\u03b7\u03bd \u03ad\u03ba\u03c6\u03c1\u03b1\u03c3\u03b7<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_single_image image=&#8221;29794&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; qode_css_animation=&#8221;element_from_fade&#8221;][vc_column_text]<\/p>\n<ul>\n<li>\u0391\u03c0\u03cc \u03c4\u03b9 \u03b5\u03be\u03b1\u03c1\u03c4\u03ac\u03c4\u03b1\u03b9 \u03b7 \u03c4\u03b9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03bf\u03cd; \u0391\u03c0\u03cc \u03c4\u03b7 \u03c0\u03b7\u03b3\u03ae Q \u03ba\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03b8\u03ad\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf\u03c5, \u03c3\u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03c4\u03bf \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b1\u03b9.<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_column_text]<\/p>\n<ul>\n<li>\u0395\u03be\u03b1\u03c1\u03c4\u03ac\u03c4\u03b1\u03b9 \u03c4\u03bf \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc \u03b1\u03c0\u03cc \u03c4\u03bf \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c6\u03bf\u03c1\u03c4\u03af\u03bf; \u038c\u03c7\u03b9, \u03bb\u03ad\u03b5\u03b9 \u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 (3)<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_column_text]<\/p>\n<ul>\n<li>\u03a0\u03ce\u03c2 \u03b5\u03be\u03b5\u03bb\u03af\u03c3\u03c3\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc \u03cc\u03c4\u03b1\u03bd \u03b1\u03c0\u03bf\u03bc\u03b1\u03ba\u03c1\u03c5\u03bd\u03cc\u03bc\u03b1\u03c3\u03c4\u03b5 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03c0\u03b7\u03b3\u03ae Q; \u039c\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03bf \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf \u03bc\u03b7\u03b4\u03b5\u03bd\u03af\u03b6\u03b5\u03c4\u03b1\u03b9<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_column_text]<\/p>\n<ul>\n<li>\u03a0\u03bf\u03b9\u03b1 \u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03bf\u03cd; \u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 (2)<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_single_image image=&#8221;29795&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; qode_css_animation=&#8221;element_from_fade&#8221;][vc_column_text]\u03bb\u03ad\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf Joule\/C \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 Volt[\/vc_column_text][vc_column_text]<\/p>\n<ul>\n<li>\u03a4\u03b9 \u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03b5\u03b9 \u03c4\u03bf \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc; \u03c0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03b7 \u03b1\u03be\u03af\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03bd \u03bb\u03cc\u03b3\u03c9 \u03bc\u03b5\u03b3\u03ad\u03b8\u03bf\u03c5\u03c2; \u0397 \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 (2)<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_single_image image=&#8221;29796&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; qode_css_animation=&#8221;element_from_fade&#8221;][vc_column_text]\u0394\u03b7\u03bb\u03b1\u03b4\u03ae: \u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc x \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c6\u03bf\u03c1\u03c4\u03af\u03bf = \u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1[\/vc_column_text][vc_separator type=&#8221;normal&#8221; color=&#8221;#9e9e9e&#8221; thickness=&#8221;1&#8243; up=&#8221;20&#8243; down=&#8221;10&#8243;][vc_column_text]<strong>\u03a0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 (\u0399)<\/strong><\/p>\n<p>\u03a3\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03c4\u03bf\u03c5 \u03c7\u03ce\u03c1\u03bf\u03c5 \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c0\u03b7\u03b3\u03ae Q, \u03c0\u03bf\u03c5 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c3\u03c4\u03bf \u0393 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc \u03bc\u03b5 \u03c4\u03b9\u03bc\u03ae \u2013\u03ad\u03c3\u03c4\u03c9- V\u0393 = 0,3 volt. \u03a3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03ac\u03bb\u03bb\u03bf \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c6\u03bf\u03c1\u03c4\u03af\u03bf q=2 C. \u03a0\u03bf\u03b9\u03b1 \u03b7 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b4\u03c5\u03bf \u03c6\u03bf\u03c1\u03c4\u03af\u03c9\u03bd;[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1546116976209{padding-top: 15px !important;}&#8221;]<strong>\u0391\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7: <\/strong>\u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc x \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c6\u03bf\u03c1\u03c4\u03af\u03bf = \u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1, \u03b4\u03bb\u03b4: U = 0,3 x 2 = 0,6 Joule[\/vc_column_text][vc_separator type=&#8221;normal&#8221; color=&#8221;#9e9e9e&#8221; thickness=&#8221;1&#8243; up=&#8221;20&#8243; down=&#8221;10&#8243;][vc_column_text]<strong>\u03a0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 (\u0399\u0399)<\/strong>[\/vc_column_text][vc_single_image image=&#8221;29791&#8243; img_size=&#8221;full&#8221; qode_css_animation=&#8221;element_from_fade&#8221;][vc_single_image image=&#8221;29797&#8243; img_size=&#8221;full&#8221; qode_css_animation=&#8221;element_from_fade&#8221;][vc_column_text]\u0397 \u03b4\u03b9\u03c0\u03bb\u03b1\u03bd\u03ae \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03bf\u03c2, \u03c0\u03bf\u03c5 \u03b5\u03b9\u03ba\u03bf\u03bd\u03af\u03b6\u03b5\u03c4\u03b1\u03b9. \u0391\u03c0\u03bb\u03ac, \u03b4\u03b5\u03af\u03c4\u03b5 \u03c4\u03bf![\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1546116425670{padding-top: 20px !important;}&#8221;]<strong>\u03a0\u0397\u0393\u0397: https:\/\/blogs.sch.gr\/wnikdim\/files\/2017\/09\/dinamiko_bl_s.pdf<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1: https:\/\/www.istockphoto.com\/za\/videos\/pore?sort=mostpopular&amp;offlinecontent=include&amp;phrase=pore[\/vc_column_text][\/vc_column]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u03a3\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03b1 \u03b8\u03ad\u03c3\u03b7 \u03c3\u03c4\u03bf\u03bd \u03c7\u03ce\u03c1\u03bf \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03c6\u03bf\u03c1\u03c4\u03af\u03bf Q \u2013 \u2018\u03c0\u03b7\u03b3\u03ae\u2019, \u03c0\u03bf\u03c5 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c3\u03c4\u03bf\u03bd \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1 \u03c7\u03ce\u03c1\u03bf \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03cc \u03c0\u03b5\u03b4\u03af\u03bf&#8230; \u03a3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u0393, \u03c4\u03bf\u03c5 \u03c7\u03ce\u03c1\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 r \u03b1\u03c0\u03cc \u03c4\u03b7 \u2018\u03c0\u03b7\u03b3\u03ae\u2019 Q, \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c6\u03bf\u03c1\u03c4\u03af\u03bf q.[vc_single_image image=&#8221;29790&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; qode_css_animation=&#8221;element_from_fade&#8221;] \u03a4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c4\u03c9\u03bd 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