vlerat efektive te rrymes alternative
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Tema:VLERAT EFEKTIVE TE RRYMES ALTERNARIVEPunoi : Brikenda Karaqi Xl/4Prof.Donika Shala - Lleshi
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INSTRUMENETE MATESE TE KYQURA NE TENSION APO RRYME ALTERNATIVE TREGOJNE GJITHMONE NDONJE VLERE MESATARE TE TENSIONIT APO TE
RRYMES.KETO VLERA MESATARE QUHEN VLERA EFEKTIVE MESATARE TE TENSIONIT
OSE VLERA EFEKTIVE TE ITENSITETIT TE RRYMES ALTERNATIVE.
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VLERAT EFEKTIVE FITOHEN DUKE KRAHASUAR FUQINE E RRYMES ALTERNATIVE ME FUQINE E RRYMES NJEKAHORE.
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VLERE EFEKTIVE E INTENSITETIT TE RRYMES ALTERNATIVE DO TE JETE AI INTENSITET QE DUHET TE KETE RRYMA NJEKAHORE QE NE NJESI TE KOHES TE
PRODHOJE NE NDONJE REZISTOR TE NJEJTEN NXEHTESI SIKURSE RRYMA E SHQYRTUAR ALTENATIVE.
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NESE RRYMA ALTERNATIVE NDERRON SIKURSE FUNKSIONI SINUS, VLERA MAKSIMALE E INTENSITETIT TE RRYMES Iₒ FITOHET DUKE SHUMEZUAR VLEREN
EFEKTIVE Iᵉᶠ ME √2 PERKATESISHT: Iᵉᶠ= Iₒ / √2 =0.707 Iₒ
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NE FIGUREN 5.17 TREGOHET SE TENSIONI ALTERNATIV OSE RRYMA ALTERNARIVE (VIJA E PLOTE ) JEP TE NJEJTEN VLERE TE NXEHTESISE SI TENSIONI OSE RRYMA
NJEKOHAORE (VIJA E NDERPRERE)
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PERFITIMI I VLERAVE EFEKTIVE
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VLERAT EFEKTIVE Iᵉᶠ DHE Uᵉᶠ QENDROJNE NE RAPORT ME VLERAT AMAKSIMALE lₒ DHE Uₒ TE RRYMES ALTERNATIVE TE CILIIN DO TA VERTETOJME
NGA LIGJI I RUAJTJES SE ENERGJISE.
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TE TENSIONI I RRYMES NJEKAHORE KEMI TENSION KONSTANT U ASHTU QE ELEKTRONET E LIRA KANE SHPEJTESINE v DHE ENERGJINE KINETIKE
T= mv² /2
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TE TENSIONI ALTERNATIV, TENSIONI NDERRON NGA 0 DERI NE Uₒ , KURSE SHPEJTESIA E E LEKTRONEVE NDERRRON NGA 0 DERI NE vₒ, PERKATESISHT
ENERGJIA KINETIKE NGA 0 DERI NETₒ = mvₒ²/2
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GJATE KOHES , ENERGJIA KINETIKE E ELEKTRONEVE NE RRYME ALTERNATIVE NDERRON RRETH VLERES MESATARE:
T = 0+Tₒ/2 = Tₒ/2
PRANDAJ MUND TE SHKRUAJME :T = Tₒ/2 OSE mv²/2 = mvₒ²/4
prej nga v² = vₒ²/2 OSE v = vₒ/√2
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VLEREN E FITUAR TE RAPORTIT TE SHPEJTESIVE E ZAVENDESOJME NE LIGJIN E OMIT
neSv = neS /vₒ /√2
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BRIKENDA KARAQI XI-4