Puas muaj crest thiab trough?

Cov txheej txheem:

Puas muaj crest thiab trough?
Puas muaj crest thiab trough?
Anonim

Ib lub crest yog taw tes rau ntawm qhov chaw nthwv dej uas qhov kev hloov pauv ntawm qhov nruab nrab yog qhov siab tshaj plaws. Ib lub trough yog qhov ntxeev ntawm lub crest, yog li qhov tsawg kawg nkaus lossis qis tshaj plaws hauv ib lub voj voog. … Thaum nyob rau hauv antiphase – 180° tawm ntawm theem – qhov tshwm sim yog kev puas tsuaj cuam tshuam: lub resulting nthwv dej yog lub undisturbed kab uas muaj xoom amplitude.

Yuav ua li cas yoj twg muaj crests thiab troughs?

Thaum a transverse nthwv dej muaj cov qauv hloov pauv ntawm cov crests thiab troughs, ib tug ntev yoj muaj ib tug alternating qauv ntawm compressions thiab rarefactions. Raws li tau hais los saum no, lub wavelength ntawm ib nthwv dej yog qhov ntev ntawm ib lub voj voog ua tiav ntawm nthwv dej.

Npau taws thiab lub nthwv dej nyob qhov twg?

Qhov siab tshaj plaws ntawm tus nthwv dej yog hu ua crest, thiab qhov qis tshaj yog qhov trough. Qhov ntsug nrug nruab nrab ntawm lub crest thiab lub trough yog lub yoj qhov siab.

trough and crest on a transverse yoj?

Nkauj Ntsuag yog qhov taw tes siab tshaj plaws uas nws mus txog, hos tus nthwv dej ntawm nthwv dej yog qhov qis tshaj plaws. Cov no yog raws li qhov siab tshaj plaws thiab qhov tsawg kawg nkaus amplitudes, lossis hloov chaw ntawm nthwv dej.

Npaj nthwv dej puas muaj crests thiab troughs?

Physics qhia peb tias lub zog ib txwm kis hauv nthwv dej. Txhua nthwv dej muaj qhov taw tes siab hu ua crest thiab qis taw tes hu ua trough. Qhov siab ntawm nthwv dej los ntawm kab nruab nrab mus rau nws lub crest yog nws amplitude. … Nto nthwv dej yog qhov qeeb tshaj plaws ntawmtag nrho seismic nthwv dej, taug kev ntawm 2.5 km (1.5 mais) ib ob.

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