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An acoustic burglar alarm consists

An acoustic burglar alarm consists of a source emitting waves of frequency 28.0 kHz. What is the beat frequency between the
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2. asked by onon
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Make two clear sentences out of these five, avoiding 'so' and 'then'.The burglar climbed hastily out of the window. The burglar
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2. asked by Sara
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Make two clear sentences out of these five, avoiding 'so' and 'then'.The burglar climbed hastily out of the window. The burglar
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2. asked by Sara
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the siren of a burglar alarm system has a frequency of 960 Hz. During a patrol, a security officer, travelling in his car, hears
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2. asked by khonka mayile
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The burglar was caught in the museum when he set off a _____ that triggered a silent alarm.Which of the terms would correctly
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How does Mark Twain show satire in "Experience of the McWilliamses With membranous croup & The McWilliamses And The Burglar
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2. asked by Rose7
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A burglar alarm system has six fail-safe components. The probability of each failing is 0.05. Find the probability that exactly
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A burglar alarm system has six fail-safe components. The probability of each failing is 0.05. Find the probability that fewer
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2. 77 views
The burglar was caught in the museum when he set off a __________ that triggered a silent alarm. 16. Which of the following
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2. asked by anonymous
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A burglar's car in operation alone townA has a start with an acceration of 2m/s^2. A police van came after 5sec and continue to
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2. asked by Henry1
3. 700 views