{"id":36468,"date":"2025-11-15T23:47:03","date_gmt":"2025-11-15T23:47:03","guid":{"rendered":"https:\/\/onlineexammaker.com\/kb\/?p=36468"},"modified":"2025-12-09T18:09:59","modified_gmt":"2025-12-09T18:09:59","slug":"15-material-science-quiz-questions-and-answers-12","status":"publish","type":"post","link":"https:\/\/onlineexammaker.com\/kb\/vi\/15-material-science-quiz-questions-and-answers-12\/","title":{"rendered":"2026 | 15 c\u00e2u h\u1ecfi v\u00e0 \u0111\u00e1p \u00e1n tr\u1eafc nghi\u1ec7m khoa h\u1ecdc v\u1eadt li\u1ec7u"},"content":{"rendered":"<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t t\u1ed5ng quan v\u1ec1 khoa h\u1ecdc v\u1eadt li\u1ec7u:<\/p>\n<p>Khoa h\u1ecdc v\u1eadt li\u1ec7u l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u chuy\u00ean s\u00e2u v\u1ec1 c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u v\u00e0 c\u00e1ch ch\u00fang \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t, x\u1eed l\u00fd, v\u00e0 \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u0111i\u1ec3m quan tr\u1ecdng trong l\u0129nh v\u1ef1c n\u00e0y:<\/p>\n<p>1. C\u1ea5u tr\u00fac c\u1ee7a V\u1eadt li\u1ec7u: Khoa h\u1ecdc v\u1eadt li\u1ec7u nghi\u00ean c\u1ee9u c\u1ea5u tr\u00fac tinh th\u1ec3 v\u00e0 c\u1ea5u tr\u00fac nguy\u00ean t\u1eed c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u, t\u1eeb \u0111\u00f3 hi\u1ec3u \u0111\u01b0\u1ee3c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a ch\u00fang.<\/p>\n<p>2. C\u00e1c Lo\u1ea1i V\u1eadt li\u1ec7u: Bao g\u1ed3m kim lo\u1ea1i, h\u1ee3p kim, polymer, g\u1ed1m, composite, v\u00e0 v\u1eadt li\u1ec7u b\u00e1n d\u1eabn. M\u1ed7i lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng ri\u00eang bi\u1ec7t.<\/p>\n<p>3. C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p S\u1ea3n Xu\u1ea5t: Nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u, bao g\u1ed3m qu\u00e1 tr\u00ecnh luy\u1ec7n kim, pha ch\u1ebf polymer, v\u00e0 t\u1ed5ng h\u1ee3p v\u1eadt li\u1ec7u nano.<\/p>\n<p>4. T\u00ednh Ch\u1ea5t V\u1eadt L\u00fd v\u00e0 H\u00f3a H\u1ecdc: \u0110o l\u01b0\u1eddng v\u00e0 ph\u00e2n t\u00edch c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u nh\u01b0 \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u1ebbo, d\u1eabn \u0111i\u1ec7n, d\u1eabn nhi\u1ec7t, v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu m\u00e0i m\u00f2n.<\/p>\n<p>5. \u1ee8ng D\u1ee5ng trong C\u00f4ng Nghi\u1ec7p: \u00c1p d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u v\u00e0o s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 c\u00f4ng ngh\u1ec7, t\u1eeb c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4 v\u00e0 h\u00e0ng kh\u00f4ng \u0111\u1ebfn y t\u1ebf v\u00e0 \u0111i\u1ec7n t\u1eed.<\/p>\n<p>6. T\u1ed5n Th\u1ea5t v\u00e0 C\u01a1 H\u1ecdc G\u00e3y: Nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1c qu\u00e1 tr\u00ecnh t\u1ed5n th\u1ea5t v\u00e0 c\u01a1 h\u1ecdc g\u00e3y trong v\u1eadt li\u1ec7u, t\u1eeb \u0111\u00f3 t\u1ed1i \u01b0u h\u00f3a s\u1ef1 ch\u1ecbu l\u1ef1c v\u00e0 b\u1ec1n v\u1eefng c\u1ee7a ch\u00fang.<\/p>\n<p>7. B\u1ea3o d\u01b0\u1ee1ng v\u00e0 S\u1eeda ch\u1eefa: Ph\u00e1t tri\u1ec3n c\u00e1c ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o d\u01b0\u1ee1ng v\u00e0 s\u1eeda ch\u1eefa v\u1eadt li\u1ec7u \u0111\u1ec3 gia t\u0103ng tu\u1ed5i th\u1ecd v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 c\u1ea5u tr\u00fac.<\/p>\n<p>8. V\u1eadt li\u1ec7u Th\u00e2n Thi\u1ec7n v\u1edbi M\u00f4i Tr\u01b0\u1eddng: Nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c v\u1eadt li\u1ec7u th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf cao.<\/p>\n<div class=\"refer_box\">\n<p class=\"refer_box_title\"> Ch\u1ec9 \u0111\u1ec3 b\u1ea1n bi\u1ebft<\/p>\n<p class=\"refer_box_text\"> V\u1edbi <a href=\"https:\/\/onlineexammaker.com?refer=blog_refer\">ph\u1ea7n m\u1ec1m tr\u1eafc nghi\u1ec7m OnlineExamMaker<\/a> , b\u1ea5t k\u1ef3 ai c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o v\u00e0 chia s\u1ebb c\u00e1c b\u00e0i \u0111\u00e1nh gi\u00e1 tr\u1ef1c tuy\u1ebfn chuy\u00ean nghi\u1ec7p m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng.<\/p>\n<\/div>\n<h3> T\u1ed5ng quan b\u00e0i vi\u1ebft<\/h3>\n<ul class=\"article_list\">\n<li><a href=\"#a\">Ph\u1ea7n 1: C\u00f4ng c\u1ee5 t\u1ea1o b\u00e0i ki\u1ec3m tra AI OnlineExamMaker &#8211; ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c<\/a><\/li>\n<li><a href=\"#1\">Ph\u1ea7n 2: 15 c\u00e2u h\u1ecfi tr\u1eafc nghi\u1ec7m m\u00f4n Khoa h\u1ecdc V\u1eadt li\u1ec7u<\/a><\/li>\n<li> <a href=\"#2\">Ph\u1ea7n 3: T\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e2u h\u1ecfi tr\u1eafc nghi\u1ec7m b\u1eb1ng AI Quiz Generator<\/a><\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/Material-Science.webp\" alt=\"\"\/><\/p>\n<h3 id=\"a\">Ph\u1ea7n 1: C\u00f4ng c\u1ee5 t\u1ea1o b\u00e0i ki\u1ec3m tra AI OnlineExamMaker &#8211; ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c<\/h3>\n<p>V\u1eabn d\u00e0nh nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 ch\u1ec9nh s\u1eeda c\u00e1c c\u00e2u h\u1ecfi cho \u0111\u00e1nh gi\u00e1 khoa h\u1ecdc v\u1eadt ch\u1ea5t ti\u1ebfp theo c\u1ee7a b\u1ea1n? OnlineExammaker l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t c\u00e2u \u0111\u1ed1 AI, t\u1eadn d\u1ee5ng tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o \u0111\u1ec3 gi\u00fap ng\u01b0\u1eddi d\u00f9ng t\u1ea1o c\u00e1c c\u00e2u \u0111\u1ed1, ki\u1ec3m tra v\u00e0 \u0111\u00e1nh gi\u00e1 m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3. B\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch nh\u1eadp m\u1ed9t ch\u1ee7 \u0111\u1ec1 ho\u1eb7c chi ti\u1ebft c\u1ee5 th\u1ec3 v\u00e0o Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI OnlineExmaker v\u00e0 AI s\u1ebd t\u1ea1o ra m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c c\u00e2u h\u1ecfi g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c. N\u00f3 c\u0169ng cung c\u1ea5p t\u00f9y ch\u1ecdn \u0111\u1ec3 bao g\u1ed3m c\u00e1c gi\u1ea3i th\u00edch c\u00e2u tr\u1ea3 l\u1eddi, c\u00f3 th\u1ec3 ng\u1eafn ho\u1eb7c chi ti\u1ebft, gi\u00fap ng\u01b0\u1eddi h\u1ecdc hi\u1ec3u sai l\u1ea7m c\u1ee7a h\u1ecd.<\/p>\n<p><strong> Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 th\u00edch: <\/strong><br \/>\n\u25cf Chia s\u1ebb b\u00e0i ki\u1ec3m tra tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n v\u1edbi kh\u00e1n gi\u1ea3 tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng x\u00e3 h\u1ed9i nh\u01b0 Facebook, Twitter, Reddit v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa.<br \/>\n\u25cf C\u00e1c b\u00e0i ki\u1ec3m tra \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng ph\u00e2n lo\u1ea1i v\u1edbi k\u1ebft qu\u1ea3 ngay l\u1eadp t\u1ee9c, \u0111\u1ec3 gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c trong vi\u1ec7c ch\u1ea5m \u0111i\u1ec3m.<br \/>\n\u25cf Tr\u00ecnh duy\u1ec7t kh\u00f3a \u0111\u1ec3 h\u1ea1n ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a tr\u00ecnh duy\u1ec7t trong c\u00e1c c\u00e2u h\u1ecfi \u0111\u1ec3 ng\u0103n h\u1ecdc sinh t\u00ecm ki\u1ebfm c\u00e2u tr\u1ea3 l\u1eddi tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm ho\u1eb7c ph\u1ea7n m\u1ec1m kh\u00e1c.<br \/>\n\u25cf API OnlineExmaker cung c\u1ea5p quy\u1ec1n truy c\u1eadp ri\u00eang cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u thi c\u1ee7a b\u1ea1n v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/p>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/bv7AAAyFOo4\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">T\u1ea1o b\u00e0i ki\u1ec3m tra\/b\u00e0i ki\u1ec3m tra ti\u1ebfp theo c\u1ee7a b\u1ea1n v\u1edbi OnlineExamMaker<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> B\u1eaft \u0111\u1ea7u mi\u1ec5n ph\u00ed<\/a><\/div>\n<div class=\"p-style-b\">SAAS, mi\u1ec5n ph\u00ed m\u00e3i m\u00e3i<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/lan.html?refer=blog_btn\">On-Premise: T\u1ea3i xu\u1ed1ng<\/a><\/div>\n<div class=\"p-style-b\">Quy\u1ec1n s\u1edf h\u1eefu d\u1eef li\u1ec7u 100%<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3 id=\"1\"> Ph\u1ea7n 2: 15 c\u00e2u h\u1ecfi tr\u1eafc nghi\u1ec7m m\u00f4n Khoa h\u1ecdc V\u1eadt li\u1ec7u<\/h3>\n<p><button type=\"button\" id=\"copyquestionsBtn\" onClick=\"myFunction()\">Sao ch\u00e9p c\u00e2u h\u1ecfi \u0111\u1ed1<\/button><\/p>\n<div id=\"copy_questions\">\n<p>1. T\u00ednh ch\u1ea5t n\u00e0o sau \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a v\u1eadt li\u1ec7u?<br \/>\n   a) \u0110\u1ed9 c\u1ee9ng<br \/>\n   b) \u0110i\u1ec7n d\u1eabn<br \/>\n   c) D\u1eabn nhi\u1ec7t<br \/>\n   d) T\u1ed1c \u0111\u1ed9 oxi h\u00f3a<\/p>\n<p>   \u0110\u00e1p \u00e1n: d) T\u1ed1c \u0111\u1ed9 oxi h\u00f3a<\/p>\n<p>2. C\u1ea5u tr\u00fac tinh th\u1ec3 c\u1ee7a v\u1eadt li\u1ec7u li\u00ean quan \u0111\u1ebfn \u0111i\u1ec1u g\u00ec?<br \/>\n   a) T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc<br \/>\n   b) M\u00e0u s\u1eafc<br \/>\n   c) \u0110\u1ed9 d\u1ebbo<br \/>\n   d) T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc<\/p>\n<p>   \u0110\u00e1p \u00e1n: a) T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc<\/p>\n<p>3. Lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb c\u00e1c \u0111\u01a1n v\u1ecb c\u01a1 b\u1ea3n g\u1ed3m carbon, hydrogen, oxygen v\u00e0 nitrogen?<br \/>\n   a) Kim lo\u1ea1i<br \/>\n   b) Polymer<br \/>\n   c) Composite<br \/>\n   d) G\u1ed1m<\/p>\n<p>   \u0110\u00e1p \u00e1n: b) Polymer<\/p>\n<p>4. Qu\u00e1 tr\u00ecnh n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t kim lo\u1ea1i t\u1eeb qu\u1eb7ng?<br \/>\n   a) Pha ch\u1ebf<br \/>\n   b) T\u1ed5ng h\u1ee3p<br \/>\n   c) Luy\u1ec7n kim<br \/>\n   d) S\u1ea5y kh\u00f4<\/p>\n<p>   \u0110\u00e1p \u00e1n: c) Luy\u1ec7n kim<\/p>\n<p>5. T\u00ednh ch\u1ea5t n\u00e0o sau \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u?<br \/>\n   a) \u0110\u1ed9 c\u1ee9ng<br \/>\n   b) D\u1eabn \u0111i\u1ec7n<br \/>\n   c) D\u1eabn nhi\u1ec7t<br \/>\n   d) \u0110\u1ed9 co gi\u00e3n<\/p>\n<p>   \u0110\u00e1p \u00e1n: b) D\u1eabn \u0111i\u1ec7n<\/p>\n<p>6. V\u1eadt li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb vi\u1ec7c k\u1ebft h\u1ee3p hai ho\u1eb7c nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau?<br \/>\n   a) Kim lo\u1ea1i<br \/>\n   b) Polymer<br \/>\n   c) Composite<br \/>\n   d) G\u1ed1m<\/p>\n<p>   \u0110\u00e1p \u00e1n: c) Composite<\/p>\n<p>7. \u0110\u00e2u kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng c\u1ee7a khoa h\u1ecdc v\u1eadt li\u1ec7u trong c\u00f4ng nghi\u1ec7p?<br \/>\n   a) S\u1ea3n xu\u1ea5t \u00f4 t\u00f4<br \/>\n   b) D\u01b0\u1ee3c ph\u1ea9m<br \/>\n   c) \u0110i\u1ec7n t\u1eed<br \/>\n   d) N\u00f4ng nghi\u1ec7p<\/p>\n<p>   \u0110\u00e1p \u00e1n: b) D\u01b0\u1ee3c ph\u1ea9m<\/p>\n<p>8. T\u00ednh ch\u1ea5t n\u00e0o c\u1ee7a v\u1eadt li\u1ec7u quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng truy\u1ec1n d\u1eabn nhi\u1ec7t c\u1ee7a n\u00f3?<br \/>\n   a) \u0110\u1ed9 c\u1ee9ng<br \/>\n   b) D\u1eabn \u0111i\u1ec7n<br \/>\n   c) D\u1eabn nhi\u1ec7t<br \/>\n   d) M\u00e0u s\u1eafc<\/p>\n<p>   \u0110\u00e1p \u00e1n: c) D\u1eabn nhi\u1ec7t<\/p>\n<p>9. V\u1eadt li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t \u0111\u1ed3 \u0111i\u1ec7n t\u1eed v\u00ec kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n t\u1ed1t?<br \/>\n   a) Composite<br \/>\n   b) Kim lo\u1ea1i<br \/>\n   c) G\u1ed1m<br \/>\n   d) Polymer<\/p>\n<p>   \u0110\u00e1p \u00e1n: b) Kim lo\u1ea1i<\/p>\n<p>10. Lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh h\u00e0ng kh\u00f4ng v\u00ec kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c cao v\u00e0 nh\u1eb9?<br \/>\n    a) Composite<br \/>\n    b) G\u1ed1m<br \/>\n    c) Polymer<br \/>\n    d) Kim lo\u1ea1i<\/p>\n<p>    \u0110\u00e1p \u00e1n: a) Composite<\/p>\n<p>11. Qu\u00e1 tr\u00ecnh n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra v\u1eadt li\u1ec7u polymer t\u1eeb c\u00e1c monomer?<br \/>\n    a) Pha ch\u1ebf<br \/>\n    b) T\u1ed5ng h\u1ee3p<br \/>\n    c) Luy\u1ec7n kim<br \/>\n    d) S\u1ea5y kh\u00f4<\/p>\n<p>    \u0110\u00e1p \u00e1n: b) T\u1ed5ng h\u1ee3p<\/p>\n<p>12. T\u00ednh ch\u1ea5t n\u00e0o sau \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a v\u1eadt li\u1ec7u?<br \/>\n    a) \u0110i\u1ec7n d\u1eabn<br \/>\n    b) D\u1eabn nhi\u1ec7t<br \/>\n    c) C\u1ea5u tr\u00fac tinh th\u1ec3<br \/>\n    d) M\u00e0u s\u1eafc<\/p>\n<p>    \u0110\u00e1p \u00e1n: c) C\u1ea5u tr\u00fac tinh th\u1ec3<\/p>\n<p>13. V\u1eadt li\u1ec7u g\u1ed1m th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u1ee9ng d\u1ee5ng n\u00e0o?<br \/>\n    a) L\u00e0m c\u1eeda s\u1ed5<br \/>\n    b) S\u1ea3n xu\u1ea5t th\u00f9ng \u0111\u1ef1ng th\u1ee9c \u0103n<br \/>\n    c) \u0110\u00f3ng t\u00e0u<br \/>\n    d) \u0110i\u1ec7n t\u1eed<\/p>\n<p>    \u0110\u00e1p \u00e1n: b) S\u1ea3n xu\u1ea5t th\u00f9ng \u0111\u1ef1ng th\u1ee9c \u0103n<\/p>\n<p>14. T\u00ednh ch\u1ea5t n\u00e0o c\u1ee7a v\u1eadt li\u1ec7u quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c c\u1ee7a n\u00f3?<br \/>\n    a) \u0110\u1ed9 c\u1ee9ng<br \/>\n    b) D\u1eabn \u0111i\u1ec7n<br \/>\n    c) D\u1eabn nhi\u1ec7t<br \/>\n    d) \u0110\u1ed9 b\u1ec1n<\/p>\n<p>    \u0110\u00e1p \u00e1n: a) \u0110\u1ed9 c\u1ee9ng<\/p>\n<p>15. V\u1eadt li\u1ec7u n\u00e0o th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong vi\u1ec7c s\u1ea3n xu\u1ea5t \u1ed1ng n\u01b0\u1edbc v\u00e0 \u1ed1ng d\u1eabn kh\u00ed?<br \/>\n    a) Composite<br \/>\n    b) Kim lo\u1ea1i<br \/>\n    c) Polymer<br \/>\n    d) G\u1ed1m<\/p>\n<p>    \u0110\u00e1p \u00e1n: c) Polymer<\/p>\n<\/div>\n<p><button type=\"button\" id=\"copyquestionsBtn\" onClick=\"myFunction()\">Sao ch\u00e9p c\u00e2u h\u1ecfi \u0111\u1ed1<\/button><\/p>\n<h3 id=\"2\">Ph\u1ea7n 3: T\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e2u h\u1ecfi tr\u1eafc nghi\u1ec7m b\u1eb1ng AI Quiz Generator<\/h3>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/zlqho9igH2Y\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">T\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e2u h\u1ecfi b\u1eb1ng AI<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html?refer=download_questions\" target=\"_blank\" rel=\"noopener\">Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI<\/a><\/div>\n<div class=\"p-style-b\">T\u1ea1o c\u00e2u h\u1ecfi cho b\u1ea5t k\u1ef3 ch\u1ee7 \u0111\u1ec1 n\u00e0o<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> T\u1ea1o m\u1ed9t c\u00e2u \u0111\u1ed1<\/a><\/div>\n<div class=\"p-style-b\">Mi\u1ec5n ph\u00ed 100% m\u00e3i m\u00e3i<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><script src=\"https:\/\/unpkg.com\/@popperjs\/core@2\"><\/script><br \/>\n<script src=\"https:\/\/unpkg.com\/tippy.js@6\"><\/script><\/p>\n<p><script type=\"text\/javascript\">\nfunction myFunction() {\nvar copyText = document.getElementById(\"copy_questions\");\n\/\/ Copy the text inside the text field\nconsole.log(copyText.innerText)\nnavigator.clipboard.writeText(copyText.innerText);\n}\nvar copy1, copy2;\n        tippy('#copyquestionsBtn', {\n        'content': \"Copy questions to clipboard\",\n       trigger: 'mouseenter',\n       'onCreate':function(instance){\n              copy1 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy2.hide();\n       }\n       });\n       tippy('#copyquestionsBtn', {\n       'content': \"Copied successfully\",\n       trigger: 'click',\n       'onCreate':function(instance){\n              copy2 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy1.hide();\n       }\n       });\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t t\u1ed5ng quan v\u1ec1 khoa h\u1ecdc v\u1eadt li\u1ec7u: Khoa h\u1ecdc v\u1eadt li\u1ec7u l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u chuy\u00ean s\u00e2u v\u1ec1 c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u v\u00e0 c\u00e1ch ch\u00fang \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t, x\u1eed l\u00fd, v\u00e0 \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y. 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