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A stationary source emits a sound wave of 5000 Hz. An object approaches to this source with a velocity of 3.5 m/s. What is the frequency of the wave reflected on the object

UNITED STATES / SEP 14, 2018 4:47 PM EST

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If two cars are moving in same directions with speed v, what will be their their relative velocity

UNITED STATES / SEP 13, 2018 1:33 PM EST

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9/11 ✈ ▋Have you heard about the decision about the memorial at the WTC site? The city decided to go with an open park and the worlds largest franchise of the "International House of Pancakes!" ✈ ▋

UNITED STATES / SEP 11, 2018 7:31 AM EST

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9/11 ✈ ▋ Q: What's the biggest difference between 9/11 and the Oklahoma City Bombing? A: Foreigners once again prove they can do it better and more efficiently. ✈ ▋

UNITED STATES / SEP 11, 2018 7:31 AM EST

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9/11 ✈ ▋ Q: What is the New York City Fire Department's favorite song? A: "It's Raining Men" ✈ ▋

UNITED STATES / SEP 11, 2018 7:28 AM EST

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Anyone from the UK here S/O your city bruhh 😎

UNITED STATES / SEP 7, 2018 8:16 AM EST

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I’ll tell ya, if there is a bench in this city, some one is gonna sit on it! Waiting for this dude to finish his lunch so I can smoke!! Do think I don’t worry about you because I do!! It’s too hot out, but I am thankful it isn’t expected to reach the 90’s ugh...

UNITED STATES / SEP 5, 2018 1:07 PM EST

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Why is velocity negative when source move toward the observer is it because of (218×343) / (343-103)

UNITED STATES / SEP 1, 2018 5:07 PM EST

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"Though the Windy City ended last year with 650 homicides — down from 771 the year before — the total still exceeded the combined number of killings in New York and Los Angeles." Look at the bright side, 1421 new voters for the next election for the dumbocrats.

UNITED STATES / AUG 9, 2018 3:27 PM EST

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The city of West Hollywood tried to tell Los Angeles to get rid of one of their Hollywood Wall Of Fake stars. Don’t you just hate it when those uppity people in the suburbs tries to tell an actual city how to do things?

UNITED STATES / AUG 7, 2018 2:46 PM EST

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The city of West Hollywood APPROVED a proposal to REMOVE TRUMP'S STAR from the Hollywood Walk of Fame on Monday. Where are people going to take a piss now? 😂

UNITED STATES / AUG 7, 2018 12:43 PM EST

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Vienna is Eastern Europe. Man, the beauty of this city is highly overrated. It looks so despicable Soviet. You can’t park your car downtown. Portions are tiny. No free coke refills. Waiters and waitresses don’t tell me their name. I hear foreign languages all the time, which make ms me irate

UNITED STATES / AUG 6, 2018 12:17 PM EST

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If velocity negative when source moves toward the observer why is it positive when observer moves toward the source

UNITED STATES / AUG 4, 2018 2:22 PM EST

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When source moves toward the observer why is velocity negative if Doppler shift is positive

UNITED STATES / AUG 4, 2018 2:22 PM EST

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Trump’s declining mental capacity will be on display again at another white supremacist rally. How many lies tonight? Ohio Governor who’s a Republican won’t even back the Trump regime.

UNITED STATES / AUG 4, 2018 2:10 PM EST

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When source move toward the observer do they goes by wavelength because wavelength and velocity decrease

UNITED STATES / JUL 30, 2018 4:27 PM EST

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When observer move toward the source do they goes by frequency because frequency and velocity increase

UNITED STATES / JUL 30, 2018 4:27 PM EST

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Why does frequency and velocity increase when observer move toward the source

UNITED STATES / JUL 30, 2018 4:27 PM EST

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Will jamming the switch in the ON position on a kettle pose any safety concerns? I will keep it topped up with water so it doesn't boil dry, I just want to run up my cheating boyfriends electricity bill as fast as possible!

UNITED STATES / JUL 28, 2018 2:13 PM EST

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It's okay that you admire the tenacity of Yoko Ono and the rockstar antics of Freddy Mercury. But I am sure even both of them tell the truth to the ones they love.

UNITED STATES / JUL 18, 2018 10:03 AM EST

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