{"id":133,"date":"2014-11-10T08:24:22","date_gmt":"2014-11-10T08:24:22","guid":{"rendered":"http:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/ppp-exercise-5d\/"},"modified":"2014-11-25T08:17:20","modified_gmt":"2014-11-25T08:17:20","slug":"ppp-exercise-5d","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/ppp-exercise-5d\/","title":{"rendered":"PPP Exercise 5D"},"content":{"rendered":"

1.\u00a0\u00a0 <\/strong>State an equation that links wave speed, frequency and wavelength.<\/p>\n

2.\u00a0\u00a0 <\/strong>Calculate the missing values in the table below.<\/p>\n

\"\"<\/a><\/p>\n

3.\u00a0\u00a0 <\/strong>A frequency meter is used in a laboratory to measure frequency. When used to find the highest frequency a student can hear it displays 17 000 Hz. Calculate the wavelength of the sound wave if sound travels at 340 m.s-1<\/sup>..<\/p>\n

4.<\/strong>\u00a0\u00a0 A note played on a piano has a wavelength of 0\u00b725 m. Calculate its frequency if sound waves travel at 340 m.s-1<\/sup>.<\/p>\n

5.<\/strong>\u00a0\u00a0 Water waves travelling along a canal have a wavelength of 2\u00b70 m and a frequency of 0\u00b75 Hz. Calculate their speed.<\/p>\n

6.<\/strong>\u00a0\u00a0 A speedboat produces waves with a frequency of 2\u00b70 Hz and a wavelength
\nof 3\u00b70 m. Calculate the speed of the waves.<\/p>\n

7.\u00a0\u00a0 <\/strong>Calculate the wavelength of each of the following radio stations broadcast in Aberdeen. Radio waves travel at 3 X 108<\/sup> m.s-1<\/sup>.<\/p>\n

\"\"<\/a>(a<\/em>)\u00a0\u00a0 FM Radio Scotland\u00a0 –\u00a0 93\u00b71 MHz<\/p>\n

(b<\/em>)\u00a0\u00a0 FM Northsound One\u00a0 –\u00a0 96\u00b79 MHz<\/p>\n

(c<\/em>)\u00a0\u00a0 FM Original\u00a0 –\u00a0 106\u00b78 MHz<\/p>\n

(d<\/em>)\u00a0\u00a0 MW Absolute Radio\u00a0 –\u00a0 1215 kHz<\/p>\n

(e<\/em>)\u00a0\u00a0 LW BBC Radio 4\u00a0 –\u00a0 198 kHz<\/p>\n

8.<\/strong>\u00a0\u00a0 Red light has a wavelength of 700 nanometres or 700 X 10-9<\/sup>\u00a0m. Calculate the frequency of red light if it travels at a speed of 3 X 108<\/sup>\u00a0m.s-1<\/sup>.<\/p>\n","protected":false},"excerpt":{"rendered":"

1.\u00a0\u00a0 State an equation that links wave speed, frequency and wavelength. 2.\u00a0\u00a0 Calculate the missing values in the table below. 3.\u00a0\u00a0 A frequency meter is used in a laboratory to measure frequency. When used to find the highest frequency a student can hear it displays 17 000 Hz. Calculate the wavelength of the sound wave … Continue reading PPP Exercise 5D<\/span> →<\/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-133","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/pages\/133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/comments?post=133"}],"version-history":[{"count":7,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/pages\/133\/revisions"}],"predecessor-version":[{"id":193,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/pages\/133\/revisions\/193"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphyprelimpractice\/wp-json\/wp\/v2\/media?parent=133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}