{"id":156966,"date":"2023-09-04T12:22:44","date_gmt":"2023-09-04T06:52:44","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=156966"},"modified":"2023-09-04T12:22:46","modified_gmt":"2023-09-04T06:52:46","slug":"an-idealized-centrifugal-pump-blade-outer-radius-of-50-mm-consumes-2-kw-power-while-running-at-3000-rpm","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/an-idealized-centrifugal-pump-blade-outer-radius-of-50-mm-consumes-2-kw-power-while-running-at-3000-rpm\/","title":{"rendered":"An idealized centrifugal pump (blade outer radius of 50 mm) consumes 2 kW power while running at 3000 rpm"},"content":{"rendered":"\n<p>Q. An idealized centrifugal pump (blade outer radius of 50 mm) consumes 2 kW power while running at 3000 rpm. The entry of the liquid into the pump is axial and exit from the pump is radial with respect to impeller. If the losses are neglected, then the mass flow rate of the liquid through the pump is\u00a0 kg\/s (round off to two decimal places).<\/p>\n\n\n\n<p>Ans: 8.11 kg\/s<\/p>\n\n\n\n<p>Sol:<\/p>\n\n\n\n<p>D = 2 x 50 = 100 mm<br>N = 3000 rpm.<br>Power, P = m.u\u00b2<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"227\" height=\"52\" src=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/09\/image-11.png\" alt=\"\" class=\"wp-image-156971\"\/><\/figure>\n\n\n\n<p><br>= 15707.963 mm\/sec.<br>= 15.7079 m\/sec.<br>\u21d2 2000 = m(15.7079)\u00b2<br>\u21d2 m8.105 kg\/s \u2248 8.11 kg\/s<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Q. An idealized centrifugal pump (blade outer radius of 50 mm) consumes 2 kW power while running at 3000 rpm. The entry of the liquid into the pump is axial and exit from the pump is radial with respect to impeller. If the losses are neglected, then the mass flow rate of the liquid through [&hellip;]<\/p>\n","protected":false},"author":419,"featured_media":156972,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5141],"tags":[5140],"offerexpiration":[],"class_list":["post-156966","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gate","tag-gate-questions"],"_links":{"self":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156966","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/users\/419"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/comments?post=156966"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156966\/revisions"}],"predecessor-version":[{"id":156973,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156966\/revisions\/156973"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/156972"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=156966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=156966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=156966"},{"taxonomy":"offerexpiration","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/offerexpiration?post=156966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}