What's the frequency, Kenneth?--& make sure it's in this unit equal to one cycle per second
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5 Things Every Human Should Know About Light | WIRED  Feb 11, 2015 ... But what are the key things that every human should know about it? ... The unit for wave speed is meters per second. ... The speed of the wave is equal to the product of the wavelength and the frequency. .... It's just that at lower temperatures the electromagnetic light is in a .... So, 'what's the frequency, Ken?
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What is frequency? - Definition from WhatIs.com  The standard unit of frequency is the hertz, abbreviated Hz. If a current completes one cycle per second, then the frequency is 1 Hz; 60 cycles per second equals 60 Hz (the standard alternating-current utility frequency in some countries). .... Backup software makes a duplicate copy of data to protect it and enable recovery if...
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What is a Hertz????????? - Yahoo Answers  May 27, 2013 ... Best Answer: The hertz (symbol: Hz) is a unit of frequency. ... sinusoidal contexts in which case a frequency of 1 Hz is equal to one cycle per second. ... One hertz simply means "one cycle per second" (typically that which is being ... the proper name of a person, the first letter of its symbol is uppercase (Hz).
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Cycle per second - Wikipedia  The cycle per second was a once-common English name for the unit of frequency now known ... machines, especially presses, in which cases cycle refers to one complete revolution of ... What links here  Related changes  Upload file  Special pages  Permanent link ... Create a book  Download as PDF  Printable version...
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Understanding sample rate. - Electrical Construction & Maintenance  What is sampling rate and why is it important in the selection of test and ... than two samples per sine wave period (one full cycle of a regular waveform) ... It's important to note that this frequency limit applies to repetitive waveforms ... For instance, one popular DSO has a sample rate of 25 MS/s (mega-samples per second),...
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Femtosecond - Wikipedia  A femtosecond is the SI unit of time equal to 1015 or 1/1,000,000,000,000,000 of a second. That is one quadrillionth, or one millionth of one billionth, of a second. ... The word femtosecond is formed by the SI prefix femto and the SI unit second. Its symbol is fs. A femtosecond is equal to 1000 attoseconds, or 1/1000...
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AM, FM Radio Waves and Sound - CyberCollege  May 28, 2013 ... These are the numbers you see on your AM radio dial. ... Stations can theoretically be placed every 10KHz, along the AM band. ... The FM radio band goes from 88 to 108 MHz (megahertz, or millions of cycles per second). ... The first type of radio service  the one we've been talking about in the last couple...
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Older Questions & Answers (#3) - Ask the Physicist!  If it is just a piece of wire sitting in your hand, there are just as many electrons going one .... Hence no need for them to be waves, just particles with charge. ...... And, you are right, the astronaut's clock would run slower at the same rate that the ...... The reason that air friction is difficult to handle is that it depends on the velocity...
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Units: G  The names gee and grav is also used for this unit. ... One galileo is an acceleration of 1 centimeter per second per second (cm/s2). ... if it were it would be equal to 1/2 peck, or 4 dry quarts, or 268.8025 cubic inches, or approximately 4.404 884 liters. ... In other words, if a lead ball weighing 1/12 pound just fit in the barrel of a...
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Climate Sonorous Science: Have a Cricket Tell You the Temperature!  Do you love to hear the pulsing chirp of crickets as you fall asleep? It is an unmistakable ... Add 40 to the average number of chirps in 14 seconds. This equation...
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Nanosecond - Wikipedia  A nanosecond (ns) is a SI unit of time equal to one billionth of a second One nanosecond is to one second as one second is to 31.69 years. The word nanosecond is formed by the prefix nano and the unit second. Its symbol is ns. ... reaction with fast neutrons; 10 nanoseconds  cycle time for frequency 100 MHz (1108...
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Problem Set - The Physics Classroom  Scientists have detected sound waves with frequencies as low as 13 Hz being produced by elephants. Assuming .... In the singing rod demonstration, Mr. H holds a 2.13-m length of aluminum rod in the exact center. ... Note that the closed end is at 0 cm. ... Middle C on a piano keyboard corresponds to a frequency of 262 Hz.
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How to Convert Units of Measurement - BrownMath.com  Aug 17, 2015 ... Everybody finds these questions confusing, not just students. ... The method for converting units comes right from one simple principle: ... Because if (60 min)/(1 hr) = 1, then I can multiply any measurement ..... Because gallons and liters measure volume, and square feet or square centimeters measure area.
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Convert W to J/s | watt to joules per second - Traditional Oven  Diferent power units conversion from watt to joules per second. ... The other way around, how many joules per second - J/s are in one watt - W unit? ... rate at which energy is used-up, either transformed or transferred from its source to ... It is the EQUAL power value of 1 watt but in the joules per second power unit alternative.
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The per in miles per hour signifies this math process # Quiz ...  Jun 29, 2016 ... video icon  It's 186,000 miles per second # Quiz # Question. 0:29 ... Ahoy, there! It's equal to 1.15 statute miles per hour # Quiz # Question. 0:29.
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Horsepower - Wikipedia  Horsepower (hp) is a unit of measurement of power There are many different standards and ... The metric horsepower of 75 kgf-m per second is approximately equivalent to 735.5 watts or 98.6% of an ... John Desaguliers had previously suggested 44,000 foot-pounds per minute and Tredgold 27,500 foot-pounds per minute.
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Hertz - Wikipedia  The hertz (symbol Hz) is the unit of frequency in the International System of Units (SI) and is defined as one cycle per second. ... Some of the unit's most common uses are in the description of sine waves and musical tones, particularly those...
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Military Analysis: Cadence!  Oct 12, 2008 ... The standard pace is 120 beats per minute with a 30 inch. ... They [Roman Legions] should march with the common military step twenty ... they had to get to the front line of battle as fast as was possible; as a result the ... This is essentially a moderate jog at approximately 180 paces per minute. ... It's simple.
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Wingbeats to pulsars  Astro Bob - First  Nov 7, 2008 ... Andrew did the math: six beats over 1/15" = 90 beats in one second. ... gets its telltale whine by flapping its wings at 500-600 times per second. ... space when I'm trying to crunch that last bag into my garbage can. ... The wings of a certain gnat-like midge beat even faster  more than 1000 times a second.
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Hertz | definition of hertz by Medical dictionary  Looking for online definition of hertz in the Medical Dictionary? hertz explanation free. ... a unit of measurement of wave frequency equal to 1 cycle per second. ... is a leader in the airport and suburban car rental markets where speed, service,...
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Using fruits and vegetables to produce electricity - Finishing  Finally, make the electrodes out of two different metals (say copper and zinc) and the ... A. You can get a "scientific toy" called a "potato clock". ... Then I inserted the zinc and copper into fruit (lemon, lime and orange) about 1 inch apart. .... Remember that a conductive liquid cannot carry nearly as much electricity as a wire,...