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Electromagnetic radiation with a wavelength of 0.43 \u00c5 can be useful for some medical diagnostics. Calculate the frequency of this radiation. (The unit angstrom, \u00c5, is equal to 1 \u00d7 10-10 m)<\/strong><\/p>\n\n

Frequency = [number] \u00d7 10[exponent] Hz<\/p>\n\n

Enter the values (with appropriate number of signficant figures), as requested by the question.<\/p>\n","overallFeedback":[{"from":0,"to":100}],"showSolutions":"Show solution","tryAgain":"Retry","checkAnswer":"Check","notFilledOut":"Please fill in all blanks to view solution","answerIsCorrect":"':ans' is correct","answerIsWrong":"':ans' is wrong","answeredCorrectly":"Answered correctly","answeredIncorrectly":"Answered incorrectly","solutionLabel":"Correct answer:","inputLabel":"Blank input @num of @total","inputHasTipLabel":"Tip available","tipLabel":"Tip","behaviour":{"enableRetry":true,"enableSolutionsButton":false,"enableCheckButton":true,"autoCheck":false,"caseSensitive":false,"showSolutionsRequiresInput":true,"separateLines":false,"confirmCheckDialog":false,"confirmRetryDialog":false,"acceptSpellingErrors":false},"scoreBarLabel":"You got :num out of :total points","confirmCheck":{"header":"Finish ?","body":"Are you sure you wish to finish ?","cancelLabel":"Cancel","confirmLabel":"Finish"},"confirmRetry":{"header":"Retry ?","body":"Are you sure you wish to retry ?","cancelLabel":"Cancel","confirmLabel":"Confirm"},"questions":["

The question asks for frequency in scientific notation and in unit of \"Hz\". For example, if you arrive at an answer of 1.0 x 10\u207b\u00b9\u2070 Hz, you would enter \"1.0\" for [number] and \"-10\" for [exponent].<\/p>\n\n

[number] = *7.0\/6.9\/7.1*<\/p>\n\n

[exponent] = *18\/+18*<\/p>\n"],"media":{"disableImageZooming":false},"a11yCheck":"Check the answers. The responses will be marked as correct, incorrect, or unanswered.","a11yShowSolution":"Show the solution. The task will be marked with its correct solution.","a11yRetry":"Retry the task. Reset all responses and start the task over again.","a11yCheckingModeHeader":"Checking mode"},"library":"H5P.Blanks 1.14","metadata":{"contentType":"Fill in the Blanks","license":"U","title":"D01_q01"},"subContentId":"bf445a59-3151-41a5-a545-906a2675124f"},"useSeparator":"auto"},{"content":{"params":{"panels":[{"content":{"params":{"text":"

\u03bb = 0.43 \u00c5 = 0.43 x 10\u207b\u00b9\u2070 m = 4.3 x 10\u207b\u00b9\u00b9 m (note that the given value has two significant figures.)<\/p>\n\n

c = \u03bb \u03bd therefore, \u03bd = c\/\u03bb<\/p>\n"},"library":"H5P.AdvancedText 1.1","subContentId":"a30d8f52-5ae6-418d-ac22-4fdc50952207","metadata":{"contentType":"Text","license":"U","title":"Hint"}},"title":"Hint"},{"content":{"params":{"text":"

Frequency = 7.0 \u00d7 10\u00b9\u2078 Hz<\/p>\n"},"library":"H5P.AdvancedText 1.1","subContentId":"219327cc-461d-47d0-8234-780a9c2620d0","metadata":{"contentType":"Text","license":"U","title":"Untitled Text"}},"title":"Result"}],"hTag":"h2"},"library":"H5P.Accordion 1.0","metadata":{"contentType":"Accordion","license":"U","title":"D1q1 hint"},"subContentId":"d96de968-07fc-4e52-ace4-9311efce716b"},"useSeparator":"auto"}]}

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