A trasverse wave of amplitude0.50mmand frequency100Hzis produced on a wire stretched to a tension of100N. If the wave speed is100m/s. What average power is the source transmitting to the wire? View Solution A man walks for 1 minute at a speed of 1m/s and then runs for 2 minute ...
If a car starts with an initial velocity of 68.0 m/s, how long (in time) will it take to come to a complete stop after a distance of 12.5 m? What is the rate of acceleration for the car? During takeoff, an airplane goes from 0 ...
T hat is when friends an d family taketime off an d escape to nature for se veral days. T hey take walks,climb, explore, swim, s leep, eat an d play. Camping may be just what a tire d brain needs.T akeCarl for example, He lives in West Virginiaan d enjoys camping. He says...
aAt this point of time,the IUT mainly recognizes four kinds of 3G standards by high spectrum efficiency , 这时时间, IUT主要认可四3G标准由高光谱效率,[translate] aAll things come to those who wait. All things come to those who wait.[translate] ...
【2】I had been working on math for the whole afternoon and the numbers ___(swim) before my eyes. 【3】All kinds of promotion activities were launched, ___(intend) for the New Year Market. 【4】Students loans are supposed to provide financial support for the students who would ___...
There are also laws allowing parents to take more time off work so that they can look after their children themselves rather than having to pay others to do it. Let's hope it's not too late to save the British family. Otherwise, the British won't have enough time, energy or money ...
frame. These, too, are hand-polished for 3 days with wax compound to ensure you’re getting a top quality pair of sunglasses. Rock ’em with anything from your favorite pair of jeans, shorts, or your (ugh) business suit that you’re forced to wear from time to time. Style your face...
Usain bolt set the world record for the 100\ \mathrm{m} dash, proving to be the fastest man in history, with a time of 9.58\ \mathrm{s}. What was bolt's average speed in miles per hour? Assume that Usain bolt is running the 400\ \mathrm{m} race, if...
a struggle against nature is finer than a battle 15 other human beings.And than, when you are at the mountain top after a long and difficult 16 , what a 17 reward it is to be able to look 18 on everything within 19 !At such time, you feel happier and prouder than you can ever ...
parents might regard as good news.If they’re spending less time in front of the TV set, however, kids aren’t replacing it with reading.Despite efforts to get kids more interested in books, the children spent just over an hour a week reading.Let’s face it, Who’s got the time?