{"id":10567,"date":"2023-05-04T08:44:53","date_gmt":"2023-05-04T03:14:53","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=10567"},"modified":"2025-03-29T21:06:06","modified_gmt":"2025-03-29T15:36:06","slug":"heat-index","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/heat-index\/","title":{"rendered":"Heat Index"},"content":{"rendered":"<h2>\u00a0<strong>About Heat index:<\/strong><\/h2>\n<ul>\n<li>Heat index is a measure of how hot it feels when humidity is factored in along with the air temperature, and the figures were calculated using data from the India Meteorological Department (IMD).<\/li>\n<li>It is also known as the <strong>apparent temperature.<\/strong><\/li>\n<li>When the body gets too hot, it begins to perspire or sweat to cool itself off.<\/li>\n<li>If the perspiration is not able to evaporate, the body cannot regulate its temperature.<\/li>\n<li>Evaporation is a cooling process. When perspiration is evaporated off the body, it effectively reduces the body&#8217;s temperature.\u00a0 When the atmospheric moisture content (i.e. relative humidity) is high, the rate of evaporation from the body decreases.\u00a0<\/li>\n<li>In other words, the human body feels warmer in humid conditions. The opposite is true when the relative humidity decreases because the rate of perspiration increases.\u00a0<\/li>\n<li>The body actually feels cooler in arid conditions.<\/li>\n<li>There is direct relationship between the air temperature and relative humidity and the heat index, meaning as the air temperature and relative humidity increase (decrease), the heat index increases (decreases).\u00a0<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3>Q1)\u00a0Meteorological Department What does it do?<\/h3>\n<p>To take meteorological observations and to provide current and forecast meteorological information for optimum operation of weather-sensitive activities like agriculture, irrigation, shipping, aviation, offshore oil explorations, etc<\/p>\n<p><strong>Source:\u00a0<\/strong><a href=\"https:\/\/newsonair.gov.in\/News?title=India-to-launch-its-own-heat-index-next-year-to-quantify-heat-hazard%2c-generate-impact-based-heat-wave-alerts-for-specific-locations&amp;id=460386\" target=\"_blank\" rel=\"nofollow noopener\">India to launch its own heat index next year to quantify heat hazard, generate impact-based heat wave alerts for specific locations<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Heat index is a measure of how hot it feels when humidity is factored in along with the air temperature.<\/p>\n","protected":false},"author":5,"featured_media":10568,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-10567","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/10567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=10567"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/10567\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/10568"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=10567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=10567"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=10567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}