Answer Happy

(8%) Problem 4: A student observing the ocean notes that n = 7 crests break in t= 3.8 minutes? f= 50% Part (a) Input an expression for the frequency of the waves. n 0 g j P Hints: 0% deduction per hint. Hints remaining: 1 Submit α a h k S Hint ß d i m t () MIN A - 7 4 1 + 0 VO BACKSPACE Feedback 8 5 2 3 9 6 . END CLEAN I give up! Feedback: 0% deduction per feedback. Grade Summ Deductions Potential Submissions Attempts rem (5% per attem detailed view
50% Furt (a) input an 50% Part (b) What is the frequency in hertz? Hz on 101 tie requency of t sin() cotan() atan() cosh() cos() asin() Hints: 0% deduction per hint. Hints remaining: 1 acotan() tanh() Degrees O Radians tan() acos() sinh() cotanh() Submit Hint 7 ( EM4 .). 1 8 9 5 6 2 3 + 0 VO BACKSPACE HOME CLEAR Feedback I give up! Feedback: 0% deduction per feedback. Grade Summary Deductions Potential 10 Submissions Attempts remaining (5% per attempt) detailed view
(8%) Problem 5: Sound travels at a speed of v= 1540 m/s in water. While underwater a student hears a f= 1.5 kHz note in a whale song. Randomized Variables v=1540 m/s f=15 kHz Aw 50% Part (a) Input an expression for the wavelength of the sound wave in water A = a 11 8 k S IL NEMLİNİN 1 Submit B d h m t Hint 0 f j P V ( 78 0 14 P 9 6 5 12 3 + 0 VO BACKSPACE . T+ I give up! HOME END Feedback. 05 decution per feedback Grade Summary Deductions Potential 09 100% Submissions Attempts remaining: 5 (5% per attempt) detailed view
A 50% Part (a) input an expression io u wangu 50% Part (b) What is the wavelength in meters? λw=1 sin() cotan() atan()) cosh() cos() asin() acotan() tanh() ⒸDegrees Hints: 0% deduction per hint. Hints remaining: 1 Submit tan() acos() sinh() cotanh() Radians Hint () T E M 17 . 7 4 1 8 9 5 6 2 3 + 0 VO BACKSPACE 8 HOME END CLEAK Feedbitk I give up! Feedback: 0% deduction per feedback. Gran Dedu Potes Subu Attes (5% detai