INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE AND TECHNOLOGY (IJEST)

S. Doukalli

INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE AND TECHNOLOGY (IJEST)

About IJEST™

The “International Journal of Engineering Science and Technology” (IJEST™) is an international online journal in English published monthly. The aim of IJEST is to publish peer reviewed research and review articles fastly without delay in the developing field of engineering science and technology.

Journal Policy

International Journal of Engineering Science and Technology (IJEST™) publishes articles that emphasizes research, development and application within the fields of engineering, science and technology. All manuscripts are pre-reviewed by the editor, and if appropriate, sent for blind peer review. Contributions must be original, not previously or simultaneously published elsewhere, and are critically reviewed before they are published. Papers, which must be written in English, should have sound grammar and proper terminologies.

Frequency: 12 issues per year
ISSN: 0975–5462 (online version);
Subject Category: Engineering Science and Technology
Published by: Engg Journals Publications
Url : http://www.ijest.info

Edit This Article

Tags djvu Engineering Engineering Science Journal Technology

You may like these posts

Comments

Font Size

+

16

-

lines height

+

2

-

window['__wavt'] = 'AOuZoY4spmpCI56N57W5kAvQeb4mXnYmRw:1713546018891';_WidgetManager._Init('//www.blogger.com/rearrange?blogID\x3d7351657281890867296','//www.scopujournals.com/2017/11/international-journal-of-engineering.html','7351657281890867296'); _WidgetManager._SetDataContext([{'name': 'blog', 'data': {'blogId': '7351657281890867296', 'title': 'ScopuJournals', 'url': 'https://www.scopujournals.com/2017/11/international-journal-of-engineering.html', 'canonicalUrl': 'https://www.scopujournals.com/2017/11/international-journal-of-engineering.html', 'homepageUrl': 'https://www.scopujournals.com/', 'searchUrl': 'https://www.scopujournals.com/search', 'canonicalHomepageUrl': 'https://www.scopujournals.com/', 'blogspotFaviconUrl': 'https://www.scopujournals.com/favicon.ico', 'bloggerUrl': 'https://www.blogger.com', 'hasCustomDomain': true, 'httpsEnabled': true, 'enabledCommentProfileImages': true, 'gPlusViewType': 'FILTERED_POSTMOD', 'adultContent': false, 'analyticsAccountNumber': 'G-QMMNH2X508', 'analytics4': true, 'encoding': 'UTF-8', 'locale': 'en', 'localeUnderscoreDelimited': 'en', 'languageDirection': 'ltr', 'isPrivate': false, 'isMobile': false, 'isMobileRequest': false, 'mobileClass': '', 'isPrivateBlog': false, 'isDynamicViewsAvailable': true, 'feedLinks': '\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22ScopuJournals - Atom\x22 href\x3d\x22https://www.scopujournals.com/feeds/posts/default\x22 /\x3e\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/rss+xml\x22 title\x3d\x22ScopuJournals - RSS\x22 href\x3d\x22https://www.scopujournals.com/feeds/posts/default?alt\x3drss\x22 /\x3e\n\x3clink rel\x3d\x22service.post\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22ScopuJournals - Atom\x22 href\x3d\x22https://www.blogger.com/feeds/7351657281890867296/posts/default\x22 /\x3e\n\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22ScopuJournals - Atom\x22 href\x3d\x22https://www.scopujournals.com/feeds/1579669089105350371/comments/default\x22 /\x3e\n', 'meTag': '', 'adsenseClientId': 'ca-pub-3012689591656200', 'adsenseHostId': 'ca-host-pub-1556223355139109', 'adsenseHasAds': false, 'adsenseAutoAds': false, 'boqCommentIframeForm': true, 'loginRedirectParam': '', 'view': '', 'dynamicViewsCommentsSrc': '//www.blogblog.com/dynamicviews/4224c15c4e7c9321/js/comments.js', 'dynamicViewsScriptSrc': '//www.blogblog.com/dynamicviews/d86c8c5eadffdf93', 'plusOneApiSrc': 'https://apis.google.com/js/platform.js', 'disableGComments': true, 'interstitialAccepted': false, 'sharing': {'platforms': [{'name': 'Get link', 'key': 'link', 'shareMessage': 'Get link', 'target': ''}, {'name': 'Facebook', 'key': 'facebook', 'shareMessage': 'Share to Facebook', 'target': 'facebook'}, {'name': 'BlogThis!', 'key': 'blogThis', 'shareMessage': 'BlogThis!', 'target': 'blog'}, {'name': 'Twitter', 'key': 'twitter', 'shareMessage': 'Share to Twitter', 'target': 'twitter'}, {'name': 'Pinterest', 'key': 'pinterest', 'shareMessage': 'Share to Pinterest', 'target': 'pinterest'}, {'name': 'Email', 'key': 'email', 'shareMessage': 'Email', 'target': 'email'}], 'disableGooglePlus': true, 'googlePlusShareButtonWidth': 0, 'googlePlusBootstrap': '\x3cscript type\x3d\x22text/javascript\x22\x3ewindow.___gcfg \x3d {\x27lang\x27: \x27en\x27};\x3c/script\x3e'}, 'hasCustomJumpLinkMessage': false, 'jumpLinkMessage': 'Read more', 'pageType': 'item', 'postId': '1579669089105350371', 'postImageThumbnailUrl': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7n0phqPJBXn5Ya51U-Hxtiiv1-JEaqd7JbWkCGiopfhY4aZnF1DysqW1w_1fTlfAk17WumEq1J1MQJd1Fu3NGKkul0PVs1Utvk17dHKaHm_UPu4nat6sO140f8lCaI7xyD73cSq3e_HRq/s72-c/IJEST-LOGO.jpg', 'postImageUrl': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7n0phqPJBXn5Ya51U-Hxtiiv1-JEaqd7JbWkCGiopfhY4aZnF1DysqW1w_1fTlfAk17WumEq1J1MQJd1Fu3NGKkul0PVs1Utvk17dHKaHm_UPu4nat6sO140f8lCaI7xyD73cSq3e_HRq/s1600/IJEST-LOGO.jpg', 'pageName': 'INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE AND TECHNOLOGY (IJEST)', 'pageTitle': 'ScopuJournals: INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE AND TECHNOLOGY (IJEST)', 'metaDescription': ''}}, {'name': 'features', 'data': {}}, {'name': 'messages', 'data': {'edit': 'Edit', 'linkCopiedToClipboard': 'Link copied to clipboard!', 'ok': 'Ok', 'postLink': 'Post Link'}}, {'name': 'template', 'data': {'name': 'custom', 'localizedName': 'Custom', 'isResponsive': true, 'isAlternateRendering': false, 'isCustom': true}}, {'name': 'view', 'data': {'classic': {'name': 'classic', 'url': '?view\x3dclassic'}, 'flipcard': {'name': 'flipcard', 'url': '?view\x3dflipcard'}, 'magazine': {'name': 'magazine', 'url': '?view\x3dmagazine'}, 'mosaic': {'name': 'mosaic', 'url': '?view\x3dmosaic'}, 'sidebar': {'name': 'sidebar', 'url': '?view\x3dsidebar'}, 'snapshot': {'name': 'snapshot', 'url': '?view\x3dsnapshot'}, 'timeslide': {'name': 'timeslide', 'url': '?view\x3dtimeslide'}, 'isMobile': false, 'title': 'INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE AND TECHNOLOGY (IJEST)', 'description': '', 'featuredImage': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7n0phqPJBXn5Ya51U-Hxtiiv1-JEaqd7JbWkCGiopfhY4aZnF1DysqW1w_1fTlfAk17WumEq1J1MQJd1Fu3NGKkul0PVs1Utvk17dHKaHm_UPu4nat6sO140f8lCaI7xyD73cSq3e_HRq/s1600/IJEST-LOGO.jpg', 'url': 'https://www.scopujournals.com/2017/11/international-journal-of-engineering.html', 'type': 'item', 'isSingleItem': true, 'isMultipleItems': false, 'isError': false, 'isPage': false, 'isPost': true, 'isHomepage': false, 'isArchive': false, 'isLabelSearch': false, 'postId': 1579669089105350371}}, {'name': 'widgets', 'data': [{'title': 'BlogArchive', 'type': 'BlogArchive', 'sectionId': 'sitting', 'id': 'BlogArchive400'}, {'title': 'BlogLabels', 'type': 'Label', 'sectionId': 'sitting', 'id': 'Label400'}, {'title': 'ScopuJournals (Header)', 'type': 'Header', 'sectionId': 'logo', 'id': 'Header1'}, {'title': 'Pages', 'type': 'PageList', 'sectionId': 'pages', 'id': 'PageList1'}, {'title': 'Social Media icons', 'type': 'LinkList', 'sectionId': 'topsocialL', 'id': 'LinkList3'}, {'title': 'Main Menu', 'type': 'LinkList', 'sectionId': 'menu', 'id': 'LinkList001'}, {'title': 'ad under header [only pc]', 'type': 'HTML', 'sectionId': 'Topa3lan-sc', 'id': 'HTML100'}, {'title': 'ad under header [only mopile]', 'type': 'HTML', 'sectionId': 'Topa3lan-sc2', 'id': 'HTML101'}, {'title': 'search ...', 'type': 'BlogSearch', 'sectionId': 'searchform', 'id': 'BlogSearch2'}, {'title': 'Also Like', 'type': 'Label', 'sectionId': 'searchform', 'id': 'Label002'}, {'title': 'Comments menu', 'type': 'TextList', 'sectionId': 'sitteng-menu hide', 'id': 'TextList88'}, {'title': 'table of contents feature', 'type': 'HTML', 'sectionId': 'AddOns', 'id': 'HTML1'}, {'title': 'See Also feature', 'type': 'HTML', 'sectionId': 'AddOns', 'id': 'HTML2'}, {'title': 'contact form', 'type': 'ContactForm', 'sectionId': 'AddOns', 'id': 'ContactForm200'}, {'title': 'last posts', 'type': 'HTML', 'sectionId': 'shreeta5bar', 'id': 'HTML300'}, {'title': '', 'type': 'HTML', 'sectionId': 'TopPost-sc', 'id': 'HTML3'}, {'title': '', 'type': 'HTML', 'sectionId': 'TopPost-sc', 'id': 'HTML14'}, {'title': 'Engineering', 'type': 'HTML', 'sectionId': 'Postnw1', 'id': 'HTML6'}, {'title': 'Education', 'type': 'HTML', 'sectionId': 'Postnw2', 'id': 'HTML5'}, {'title': 'Mathematics', 'type': 'HTML', 'sectionId': 'Postnw3', 'id': 'HTML4'}, {'title': 'Chemistry', 'type': 'HTML', 'sectionId': 'Postcs1', 'id': 'HTML7'}, {'title': 'Blog Posts', 'type': 'Blog', 'sectionId': 'Tempnec', 'id': 'Blog1', 'posts': [{'id': '1579669089105350371', 'title': 'INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE AND TECHNOLOGY (IJEST)', 'featuredImage': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7n0phqPJBXn5Ya51U-Hxtiiv1-JEaqd7JbWkCGiopfhY4aZnF1DysqW1w_1fTlfAk17WumEq1J1MQJd1Fu3NGKkul0PVs1Utvk17dHKaHm_UPu4nat6sO140f8lCaI7xyD73cSq3e_HRq/s1600/IJEST-LOGO.jpg', 'showInlineAds': false}], 'footerBylines': [{'regionName': 'footer1', 'items': [{'name': 'comments', 'label': 'comments'}, {'name': 'share', 'label': ''}]}, {'regionName': 'footer2', 'items': [{'name': 'labels', 'label': ''}]}], 'allBylineItems': [{'name': 'comments', 'label': 'comments'}, {'name': 'share', 'label': ''}, {'name': 'labels', 'label': ''}]}, {'title': 'Main Post Ad\x27s', 'type': 'LinkList', 'sectionId': 'PostA3lan', 'id': 'LinkList005'}, {'title': 'Medicine', 'type': 'HTML', 'sectionId': 'Postcs5', 'id': 'HTML10'}, {'title': 'Biological Sciences', 'type': 'HTML', 'sectionId': 'Postcs8', 'id': 'HTML13'}, {'title': 'Social Sciences', 'type': 'HTML', 'sectionId': 'Postcs8', 'id': 'HTML15'}, {'title': 'social media', 'type': 'LinkList', 'sectionId': 'sidepar', 'id': 'LinkList4'}, {'title': 'Follow us', 'type': 'HTML', 'sectionId': 'sidepar', 'id': 'HTML8'}, {'title': '', 'type': 'PopularPosts', 'sectionId': 'sidepar', 'id': 'PopularPosts1', 'posts': [{'title': 'Scopus Indexed Journals of Nigeria', 'id': 1618947931190733836}, {'title': 'Paid Scopus indexed journals with fast publication', 'id': 7784524439560412706}, {'title': 'Scopus Indexed Journals List - I -', 'id': 3227352014566027681}, {'title': 'Scopus Indexed Journals List - J -', 'id': 5074609703660060040}, {'title': 'Scopus Indexed Journals List in Management 2024', 'id': 2316969027282113288}]}, {'title': 'Labels', 'type': 'Label', 'sectionId': 'sidepar', 'id': 'Label1'}, {'title': 'Pages', 'type': 'PageList', 'sectionId': 'sidepar', 'id': 'PageList2'}, {'title': 'Videos', 'type': 'HTML', 'sectionId': 'BotPostsc', 'id': 'HTML11'}, {'title': 'Total Pageviews', 'type': 'Stats', 'sectionId': 'footer-col3', 'id': 'Stats1'}, {'title': 'Latest Comments', 'type': 'HTML', 'sectionId': 'footer-col4', 'id': 'HTML12'}]}]); _WidgetManager._RegisterWidget('_BlogArchiveView', new _WidgetInfo('BlogArchive400', 'sitting', document.getElementById('BlogArchive400'), {'languageDirection': 'ltr', 'loadingMessage': 'Loading\x26hellip;'}, 'displayModeFull')); _WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label400', 'sitting', document.getElementById('Label400'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HeaderView', new _WidgetInfo('Header1', 'logo', document.getElementById('Header1'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_PageListView', new _WidgetInfo('PageList1', 'pages', document.getElementById('PageList1'), {'title': 'Pages', 'links': [{'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/privacy-policy.html', 'id': '3240507912264293661', 'title': 'Privacy Policy'}, {'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/about-us.html', 'id': '2925298357925558729', 'title': 'About Us'}, {'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/contact.html', 'id': '7272230009935952120', 'title': 'Contact us'}, {'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/sitemap.html', 'id': '2547357606551975183', 'title': 'SiteMap'}], 'mobile': false, 'showPlaceholder': true, 'hasCurrentPage': false}, 'displayModeFull')); _WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList3', 'topsocialL', document.getElementById('LinkList3'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList001', 'menu', document.getElementById('LinkList001'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML100', 'Topa3lan-sc', document.getElementById('HTML100'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML101', 'Topa3lan-sc2', document.getElementById('HTML101'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_BlogSearchView', new _WidgetInfo('BlogSearch2', 'searchform', document.getElementById('BlogSearch2'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label002', 'searchform', document.getElementById('Label002'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_TextListView', new _WidgetInfo('TextList88', 'sitteng-menu hide', document.getElementById('TextList88'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML1', 'AddOns', document.getElementById('HTML1'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML2', 'AddOns', document.getElementById('HTML2'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_ContactFormView', new _WidgetInfo('ContactForm200', 'AddOns', document.getElementById('ContactForm200'), {'contactFormMessageSendingMsg': 'Sending...', 'contactFormMessageSentMsg': 'Your message has been sent.', 'contactFormMessageNotSentMsg': 'Message could not be sent. Please try again later.', 'contactFormInvalidEmailMsg': 'A valid email address is required.', 'contactFormEmptyMessageMsg': 'Message field cannot be empty.', 'title': 'contact form', 'blogId': '7351657281890867296', 'contactFormNameMsg': 'Name', 'contactFormEmailMsg': 'Email', 'contactFormMessageMsg': 'Message', 'contactFormSendMsg': 'Send', 'contactFormToken': 'AOuZoY7Bk4lnU0BtdIb-ve9sLLN99bDPfQ:1713546018891', 'submitUrl': 'https://www.blogger.com/contact-form.do'}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML300', 'shreeta5bar', document.getElementById('HTML300'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML3', 'TopPost-sc', document.getElementById('HTML3'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML14', 'TopPost-sc', document.getElementById('HTML14'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML6', 'Postnw1', document.getElementById('HTML6'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML5', 'Postnw2', document.getElementById('HTML5'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML4', 'Postnw3', document.getElementById('HTML4'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML7', 'Postcs1', document.getElementById('HTML7'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_BlogView', new _WidgetInfo('Blog1', 'Tempnec', document.getElementById('Blog1'), {'cmtInteractionsEnabled': false, 'lightboxEnabled': true, 'lightboxModuleUrl': 'https://www.blogger.com/static/v1/jsbin/3538472454-lbx.js', 'lightboxCssUrl': 'https://www.blogger.com/static/v1/v-css/13464135-lightbox_bundle.css'}, 'displayModeFull')); _WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList005', 'PostA3lan', document.getElementById('LinkList005'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML10', 'Postcs5', document.getElementById('HTML10'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML13', 'Postcs8', document.getElementById('HTML13'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML15', 'Postcs8', document.getElementById('HTML15'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList4', 'sidepar', document.getElementById('LinkList4'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML8', 'sidepar', document.getElementById('HTML8'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_PopularPostsView', new _WidgetInfo('PopularPosts1', 'sidepar', document.getElementById('PopularPosts1'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label1', 'sidepar', document.getElementById('Label1'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_PageListView', new _WidgetInfo('PageList2', 'sidepar', document.getElementById('PageList2'), {'title': 'Pages', 'links': [{'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/formal-science.html', 'id': '6560729270194540176', 'title': 'Formal Sciences'}, {'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/2-social-sciences.html', 'id': '5581324136804536913', 'title': 'Social Sciences'}, {'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/health-sciences.html', 'id': '913362000179736983', 'title': 'Health Sciences'}, {'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/physical-sciences.html', 'id': '8295534219620840779', 'title': 'Physical Sciences'}, {'isCurrentPage': false, 'href': 'https://www.scopujournals.com/p/1-life-sciences.html', 'id': '8067503525980053917', 'title': 'Life Sciences'}], 'mobile': false, 'showPlaceholder': true, 'hasCurrentPage': false}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML11', 'BotPostsc', document.getElementById('HTML11'), {}, 'displayModeFull')); _WidgetManager._RegisterWidget('_StatsView', new _WidgetInfo('Stats1', 'footer-col3', document.getElementById('Stats1'), {'title': 'Total Pageviews', 'showGraphicalCounter': false, 'showAnimatedCounter': false, 'showSparkline': true, 'statsUrl': '//www.scopujournals.com/b/stats?style\x3dBLACK_TRANSPARENT\x26timeRange\x3dALL_TIME\x26token\x3dAPq4FmDq_CtU1jbr2Rehz55w1IphxtQ4flL8qA-yV14cuMEMVxNpmhAC9ja2HokKwJv0-Jh0E-ua2HXOM58js51J5K4dAFmMng'}, 'displayModeFull')); _WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML12', 'footer-col4', document.getElementById('HTML12'), {}, 'displayModeFull'));