{"id":43,"date":"2014-10-19T07:03:23","date_gmt":"2014-10-19T07:03:23","guid":{"rendered":"http:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/?page_id=43"},"modified":"2014-10-19T07:03:23","modified_gmt":"2014-10-19T07:03:23","slug":"electricity-energy-exercise-5","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/electricity-energy-exercise-5\/","title":{"rendered":"Electricity &amp; Energy Exercise 5"},"content":{"rendered":"<p>1.\tCalculate the total resistance between X and Y in these circuits:<br \/>\n<a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5a.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5a.png\" alt=\"\" title=\"ElecEn 1_5a\" width=\"752\" height=\"451\" class=\"aligncenter size-full wp-image-44\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5a.png 752w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5a-300x179.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEMX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIGNdX3o8%2Bo7MEBMIwOJySTffH0A1gvNXAaOJlFmSTiwDAiEAqZQtP7HI7eRZqpFIWhKQ3BXWf08oMctMwEqtferqF9oqwQUIjv%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FARAFGgwyNzM1NzAxOTU0MzMiDD3B731dsU5bvw9KRSqVBTCvse064NgG7c%2FFn0LFWFBqPTEL0wWKwrOEjSlM3EzpQ1mOhqOt6NzwfsfnQSDAuQuFGH6yqn4ormx3LnFueKo6Rtvfo2wE4txrMMG4KOFCHoA6gT4zvuERWdOrSybdnh610PiLHV9As7%2FQVG2ivsPTGA53LhVXYRrte3bgwGmjDn2wQVy7B%2BMm1CpFcVJGn0%2FLrvvhHVwghVw0KBpIBOvIcipstJ2jR9wgg9YR0E9F1U6lH2ub48RcLx74mOiQWEIgLWlFSIVFd%2Fko0ZTYhDF5l8DMlE5Umgh%2BiRP3v33or%2BrpoVaflNWkSkVasQj2vHTAjjlYwWhMCp5X7F%2B308YfiSU%2F%2FvvBnncBL3UVsO1ERaodEkGRz4HuRoJZYQE20XdZb8Uy0%2BT34Gx1eAqtf5cxw88FjvupKoiPBSfg%2BUTMMsulGS8Q9HIRg6%2BOoRSMbPCvUAcPNbYS8cUKbtmlz%2BHEGyaQxKhOvOXOxqHsoY1cZNyHnEeNIUZUIokVZhhFzKcVLi4j8Ss9soOkqWwgvxlxskCmeuC2u83UiQPw9qLciSXzOuRQZSuC%2Fh5Wfkj56lnvN7Wlcr4UJw1CWzvJda5G3WGXSwMTh1TGtFZ7xM2CUdt7nt09BMAQ%2F2DvUEE%2BGpJ%2B4MT92Qq5UWyMlzJt%2FWO%2BSXBfCpdUpYFmf2yVAzhhRnDOtON5jzjr1CS7XfK%2BqECvJ9nl6KY5MHGzsxzu4WcYAas1v5TKgk1IcidRxdcA2Md2lyEyn1a7BsR%2BuBhEKU%2Bcvu7JFHtceztsT4W8%2FZuJllv9IaxZqfcMGYy3yaWj6oy0vMnwz9E0bxEwkjcC8PdZdYQWVizXIWgYp7nL2uMBGc%2FJu1z2u8HOXqQQmefK4k5PK%2BswvteC0gY6sQHYo%2BsFVqkEipKkJ85lvY2JtwkTeqCDr8zmNZRDqmzcYXp060teLGzWtswUGg3vMtdV8s6VfbLMi7%2F8A39ew6XlYLxxsXXDip0sqllAf1Lo38r4cTqVo6dyNE0rN8V4YjrO12Z6BEnnysEDAB%2B1XtnNyZKV1OrecnsMSZBH599Ld11BtJpasSqvv%2FYdh4Dd%2BAfIVSXIwneZM75xkz3K3oWetA8uWH%2BCtYCqwplSOEgpCNk%3D&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UV5RZHJLN%2F20260628%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260628T051950Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=5594730b689570a9d18fbb5ff8088064b6f2bc9032bf127891c6f4097ceca639 300w\" sizes=\"auto, (max-width: 752px) 100vw, 752px\" \/><\/a><\/p>\n<p>2.\tIn a science lesson, a student is given three 1.2 k\u03a9 resistors.<br \/>\n<a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5b.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5b.png\" alt=\"\" title=\"ElecEn 1_5b\" width=\"682\" height=\"68\" class=\"aligncenter size-full wp-image-45\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5b.png 682w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5b-300x29.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEMX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIGNdX3o8%2Bo7MEBMIwOJySTffH0A1gvNXAaOJlFmSTiwDAiEAqZQtP7HI7eRZqpFIWhKQ3BXWf08oMctMwEqtferqF9oqwQUIjv%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FARAFGgwyNzM1NzAxOTU0MzMiDD3B731dsU5bvw9KRSqVBTCvse064NgG7c%2FFn0LFWFBqPTEL0wWKwrOEjSlM3EzpQ1mOhqOt6NzwfsfnQSDAuQuFGH6yqn4ormx3LnFueKo6Rtvfo2wE4txrMMG4KOFCHoA6gT4zvuERWdOrSybdnh610PiLHV9As7%2FQVG2ivsPTGA53LhVXYRrte3bgwGmjDn2wQVy7B%2BMm1CpFcVJGn0%2FLrvvhHVwghVw0KBpIBOvIcipstJ2jR9wgg9YR0E9F1U6lH2ub48RcLx74mOiQWEIgLWlFSIVFd%2Fko0ZTYhDF5l8DMlE5Umgh%2BiRP3v33or%2BrpoVaflNWkSkVasQj2vHTAjjlYwWhMCp5X7F%2B308YfiSU%2F%2FvvBnncBL3UVsO1ERaodEkGRz4HuRoJZYQE20XdZb8Uy0%2BT34Gx1eAqtf5cxw88FjvupKoiPBSfg%2BUTMMsulGS8Q9HIRg6%2BOoRSMbPCvUAcPNbYS8cUKbtmlz%2BHEGyaQxKhOvOXOxqHsoY1cZNyHnEeNIUZUIokVZhhFzKcVLi4j8Ss9soOkqWwgvxlxskCmeuC2u83UiQPw9qLciSXzOuRQZSuC%2Fh5Wfkj56lnvN7Wlcr4UJw1CWzvJda5G3WGXSwMTh1TGtFZ7xM2CUdt7nt09BMAQ%2F2DvUEE%2BGpJ%2B4MT92Qq5UWyMlzJt%2FWO%2BSXBfCpdUpYFmf2yVAzhhRnDOtON5jzjr1CS7XfK%2BqECvJ9nl6KY5MHGzsxzu4WcYAas1v5TKgk1IcidRxdcA2Md2lyEyn1a7BsR%2BuBhEKU%2Bcvu7JFHtceztsT4W8%2FZuJllv9IaxZqfcMGYy3yaWj6oy0vMnwz9E0bxEwkjcC8PdZdYQWVizXIWgYp7nL2uMBGc%2FJu1z2u8HOXqQQmefK4k5PK%2BswvteC0gY6sQHYo%2BsFVqkEipKkJ85lvY2JtwkTeqCDr8zmNZRDqmzcYXp060teLGzWtswUGg3vMtdV8s6VfbLMi7%2F8A39ew6XlYLxxsXXDip0sqllAf1Lo38r4cTqVo6dyNE0rN8V4YjrO12Z6BEnnysEDAB%2B1XtnNyZKV1OrecnsMSZBH599Ld11BtJpasSqvv%2FYdh4Dd%2BAfIVSXIwneZM75xkz3K3oWetA8uWH%2BCtYCqwplSOEgpCNk%3D&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UV5RZHJLN%2F20260628%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260628T051950Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=d6785c87d787c14fcc63063e285f3d28534896ac005e0735299ee3de1e71b78b 300w\" sizes=\"auto, (max-width: 682px) 100vw, 682px\" \/><\/a><br \/>\nWhat is the lowest possible resistance that the student could achieve by combining these resistors in to a circuit? \t\t\t\t\t\t<\/p>\n<p>3.\tIn another science lesson, a student is given five 40 \u03a9 resistors.<br \/>\n<a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5c.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5c.png\" alt=\"\" title=\"ElecEn 1_5c\" width=\"682\" height=\"136\" class=\"aligncenter size-full wp-image-46\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5c.png 682w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5c-300x59.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEMX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIGNdX3o8%2Bo7MEBMIwOJySTffH0A1gvNXAaOJlFmSTiwDAiEAqZQtP7HI7eRZqpFIWhKQ3BXWf08oMctMwEqtferqF9oqwQUIjv%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FARAFGgwyNzM1NzAxOTU0MzMiDD3B731dsU5bvw9KRSqVBTCvse064NgG7c%2FFn0LFWFBqPTEL0wWKwrOEjSlM3EzpQ1mOhqOt6NzwfsfnQSDAuQuFGH6yqn4ormx3LnFueKo6Rtvfo2wE4txrMMG4KOFCHoA6gT4zvuERWdOrSybdnh610PiLHV9As7%2FQVG2ivsPTGA53LhVXYRrte3bgwGmjDn2wQVy7B%2BMm1CpFcVJGn0%2FLrvvhHVwghVw0KBpIBOvIcipstJ2jR9wgg9YR0E9F1U6lH2ub48RcLx74mOiQWEIgLWlFSIVFd%2Fko0ZTYhDF5l8DMlE5Umgh%2BiRP3v33or%2BrpoVaflNWkSkVasQj2vHTAjjlYwWhMCp5X7F%2B308YfiSU%2F%2FvvBnncBL3UVsO1ERaodEkGRz4HuRoJZYQE20XdZb8Uy0%2BT34Gx1eAqtf5cxw88FjvupKoiPBSfg%2BUTMMsulGS8Q9HIRg6%2BOoRSMbPCvUAcPNbYS8cUKbtmlz%2BHEGyaQxKhOvOXOxqHsoY1cZNyHnEeNIUZUIokVZhhFzKcVLi4j8Ss9soOkqWwgvxlxskCmeuC2u83UiQPw9qLciSXzOuRQZSuC%2Fh5Wfkj56lnvN7Wlcr4UJw1CWzvJda5G3WGXSwMTh1TGtFZ7xM2CUdt7nt09BMAQ%2F2DvUEE%2BGpJ%2B4MT92Qq5UWyMlzJt%2FWO%2BSXBfCpdUpYFmf2yVAzhhRnDOtON5jzjr1CS7XfK%2BqECvJ9nl6KY5MHGzsxzu4WcYAas1v5TKgk1IcidRxdcA2Md2lyEyn1a7BsR%2BuBhEKU%2Bcvu7JFHtceztsT4W8%2FZuJllv9IaxZqfcMGYy3yaWj6oy0vMnwz9E0bxEwkjcC8PdZdYQWVizXIWgYp7nL2uMBGc%2FJu1z2u8HOXqQQmefK4k5PK%2BswvteC0gY6sQHYo%2BsFVqkEipKkJ85lvY2JtwkTeqCDr8zmNZRDqmzcYXp060teLGzWtswUGg3vMtdV8s6VfbLMi7%2F8A39ew6XlYLxxsXXDip0sqllAf1Lo38r4cTqVo6dyNE0rN8V4YjrO12Z6BEnnysEDAB%2B1XtnNyZKV1OrecnsMSZBH599Ld11BtJpasSqvv%2FYdh4Dd%2BAfIVSXIwneZM75xkz3K3oWetA8uWH%2BCtYCqwplSOEgpCNk%3D&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UV5RZHJLN%2F20260628%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260628T051950Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=4ab06307db62d8def7b41234b4f624a406e91e8a9d1e7dc957a8bc1a0a392703 300w\" sizes=\"auto, (max-width: 682px) 100vw, 682px\" \/><\/a><br \/>\nShow how the student could combine all five resistors so that the total resistance of the circuit is:<br \/>\n<a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5d.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5d.png\" alt=\"\" title=\"ElecEn 1_5d\" width=\"706\" height=\"47\" class=\"aligncenter size-full wp-image-47\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5d.png 706w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hyndsecphysu2hwrk\/uploads\/sites\/5086\/2014\/10\/ElecEn-1_5d-300x19.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEMX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIGNdX3o8%2Bo7MEBMIwOJySTffH0A1gvNXAaOJlFmSTiwDAiEAqZQtP7HI7eRZqpFIWhKQ3BXWf08oMctMwEqtferqF9oqwQUIjv%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FARAFGgwyNzM1NzAxOTU0MzMiDD3B731dsU5bvw9KRSqVBTCvse064NgG7c%2FFn0LFWFBqPTEL0wWKwrOEjSlM3EzpQ1mOhqOt6NzwfsfnQSDAuQuFGH6yqn4ormx3LnFueKo6Rtvfo2wE4txrMMG4KOFCHoA6gT4zvuERWdOrSybdnh610PiLHV9As7%2FQVG2ivsPTGA53LhVXYRrte3bgwGmjDn2wQVy7B%2BMm1CpFcVJGn0%2FLrvvhHVwghVw0KBpIBOvIcipstJ2jR9wgg9YR0E9F1U6lH2ub48RcLx74mOiQWEIgLWlFSIVFd%2Fko0ZTYhDF5l8DMlE5Umgh%2BiRP3v33or%2BrpoVaflNWkSkVasQj2vHTAjjlYwWhMCp5X7F%2B308YfiSU%2F%2FvvBnncBL3UVsO1ERaodEkGRz4HuRoJZYQE20XdZb8Uy0%2BT34Gx1eAqtf5cxw88FjvupKoiPBSfg%2BUTMMsulGS8Q9HIRg6%2BOoRSMbPCvUAcPNbYS8cUKbtmlz%2BHEGyaQxKhOvOXOxqHsoY1cZNyHnEeNIUZUIokVZhhFzKcVLi4j8Ss9soOkqWwgvxlxskCmeuC2u83UiQPw9qLciSXzOuRQZSuC%2Fh5Wfkj56lnvN7Wlcr4UJw1CWzvJda5G3WGXSwMTh1TGtFZ7xM2CUdt7nt09BMAQ%2F2DvUEE%2BGpJ%2B4MT92Qq5UWyMlzJt%2FWO%2BSXBfCpdUpYFmf2yVAzhhRnDOtON5jzjr1CS7XfK%2BqECvJ9nl6KY5MHGzsxzu4WcYAas1v5TKgk1IcidRxdcA2Md2lyEyn1a7BsR%2BuBhEKU%2Bcvu7JFHtceztsT4W8%2FZuJllv9IaxZqfcMGYy3yaWj6oy0vMnwz9E0bxEwkjcC8PdZdYQWVizXIWgYp7nL2uMBGc%2FJu1z2u8HOXqQQmefK4k5PK%2BswvteC0gY6sQHYo%2BsFVqkEipKkJ85lvY2JtwkTeqCDr8zmNZRDqmzcYXp060teLGzWtswUGg3vMtdV8s6VfbLMi7%2F8A39ew6XlYLxxsXXDip0sqllAf1Lo38r4cTqVo6dyNE0rN8V4YjrO12Z6BEnnysEDAB%2B1XtnNyZKV1OrecnsMSZBH599Ld11BtJpasSqvv%2FYdh4Dd%2BAfIVSXIwneZM75xkz3K3oWetA8uWH%2BCtYCqwplSOEgpCNk%3D&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UV5RZHJLN%2F20260628%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260628T051950Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=3a83d42e14108ea96e64e2517a352722c75854c07ec70925a0c55ad8ff6cc9ae 300w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. Calculate the total resistance between X and Y in these circuits: 2. In a science lesson, a student is given three 1.2 k\u03a9 resistors. What is the lowest possible resistance that the student could achieve by combining these resistors in to a circuit? 3. In another science lesson, a student is given five 40 &hellip; <a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/electricity-energy-exercise-5\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Electricity &amp; Energy Exercise 5<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2454,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-43","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/pages\/43","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/comments?post=43"}],"version-history":[{"count":1,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/pages\/43\/revisions"}],"predecessor-version":[{"id":48,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/pages\/43\/revisions\/48"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysu2hwrk\/wp-json\/wp\/v2\/media?parent=43"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}