Gurumuda Networks
1. Raws li daim duab hauv qab no, yog tias lub vojvoog ntawm qhov nkhaus ntawm cov hlau yog 50 cm, txiav txim siab qhov loj ntawm lub zog sib nqus ntawm qhov chaw nruab nrab ntawm qhov nkhaus (ntawm qhov chaw 0, saib daim duab hauv qab no). (µ o = 4π.10 -7 Wb.A -1 m -1 )
Paub:
Lub vojvoog (r) = 50 cm = 0.5 m
Tam sim no hluav taws xob (I) = 1.5 Ampere
Qhov permeability ntawm lub tshuab nqus tsev (µo ) = 4π.10 -7 Wb.A -1 m -1
Xav tau: Qhov loj ntawm lub zog sib nqus
3 Kev Siv Hluav Taws Xob Los Ntawm ...
1. Ib lub kauj hloov nrog lwm lub kauj uas muaj voj voog 2 npaug ntawm cov voj voog pib thiab qhov nrawm ntawm kev hloov pauv ntawm cov hlau nplaum sib nqus yog qhov tas li. Txheeb xyuas qhov piv ntawm qhov pib thiab qhov kawg induced emf.
Paub:
Cov voj voog pib (N) = 1
Cov voj voog kawg (N) = 2
Tus nqi ntawm kev hloov pauv ntawm thawj qhov sib nqus flux (ΔØ B / Δt) = tus nqi ntawm kev hloov pauv ntawm qhov kawg sib nqus flux (ΔØ B / Δt)
1. Yog tias R 1 = 2 Ω, R 2 = 4 Ω, R 3 = 6 Ω, txiav txim siab seb cov hluav taws xob ntws hauv lub voj voog hauv qab no.
Paub:
Resistor 1 (R1) = 2 Ω 
Tus Resistor 2 (R 2 ) = 4 Ω
Tus Resistor 3 (R 3 ) = 6 Ω
Qhov chaw ntawm emf1 (E1 ) = 9 V
Qhov chaw ntawm emf2 (E2 ) = 3 V
1. Raws li cov qauv hauv qab no ntawm qhov kev sib xyaw ua ke , txiav txim siab lub zog tsim tawm hauv qhov kev sib xyaw ua ke!
tshuaj
1. Raws li daim duab hauv qab no, txiav txim siab qhov hluav taws xob tam sim no los ntawm R 1.
Paub:
Tus Resistor 1 (R 1 ) = 4 Ω
Tus Resistor 2 (R 2 ) = 4 Ω
Tus Resistor 3 (R 3 ) = 8 Ω
Hluav taws xob fais fab (V) = 40 Volts
3 Cov nthwv dej Mechanical (Lub Sijhawm Zaus Wavelength Qhov ceev ntawm nthwv dej) - Teeb Meem thiab Kev Dais Teeb Meem
1. Muaj ob lub cork nyob rau ntawm cov ntug dej hiav txwv . Ob lub cork txav mus rau saum thiab nqis saum npoo dej hiav txwv 20 zaug hauv 4 vib nas this. Yog tias qhov deb ntawm ob lub cork yog 100 cm thiab nruab nrab ntawm lawv, muaj ob lub qhov dej thiab ib lub qhov dej, txiav txim siab qhov zaus ntawm nthwv dej thiab qhov ceev ntawm nthwv dej.
Paub:
Ob lub cork nyob rau saum cov nthwv dej thiab ntawm ob lub cork, muaj 2 lub qhov thiab 1 lub crest (saib daim duab). Yog li, muaj ob lub wavelengths ntawm ob lub cork.
Kev kho mob ntawm ib lub qhov (slit) - cov teeb meem thiab cov kev daws teeb meem
1. Lub teeb uas muaj qhov ntev ntawm 500 nm hla dhau ib qho qhov uas dav 0.2 hli. Tus qauv diffraction ntawm lub vijtsam deb 60 cm. Txheeb xyuas qhov deb ntawm qhov siab tshaj plaws hauv nruab nrab thiab qhov tsawg kawg nkaus thib ob.
Paub:
1. Txheeb xyuas qhov them nyiaj hauv capacitor C 5.
Paub:
Lub Capacitor 1 (C 1 ) = 6 F
Lub Capacitor 2 (C2 ) = 6 F
Lub Capacitor 3 (C3 ) = 3 F
Lub Capacitor 4 (C 4 ) = 12 F
Lub Capacitor 5 (C5 ) = 6 F
Lub zog hluav taws xob (V) = 12 Volt
Young txoj kev sim ob lub qhov - teeb meem thiab kev daws teeb meem
1. d yog qhov deb ntawm 2 qhov txiav, L yog qhov deb ntawm qhov txiav thiab lub vijtsam saib, P 2 yog qhov deb ntawm qhov thib ob-txheej txheem ntug thiab qhov nruab nrab ntawm lub vijtsam. Txheeb xyuas qhov wavelength ntawm lub teeb (1 Å = 10 -10 m).
Paub:
Qhov nrug ntawm ob lub qhov (d) = 1 hli = 1 x 10 -3 m
Qhov deb ntawm qhov txiav thiab lub vijtsam saib (L) = 1 m
Qhov deb ntawm ntug thib ob thiab ntug nruab nrab (P 2 ) = 1 hli = 1 x 10 -3 m
Kev txiav txim (n) = 2
1. Ib yam khoom uas muaj lub cev kheej kheej khoob (I = m R 2 ) txav mus rau dov yam tsis plam ntawm lub dav hlau uas nkhaus nrog qhov ceev pib ntawm 10 m/s. Lub dav hlau uas nkhaus muaj lub kaum sab xis θ nrog tan θ = 0.75. Yog tias qhov kev nrawm ntawm lub ntiajteb txawj nqus g = 10 ms -2 , qhov ceev ntawm yam khoom raug txo kom txog 5 ms -1 ces qhov deb ntawm lub dav hlau uas nkhaus ntawm yam khoom yog ...
Paub:
Lub sijhawm ntawm inertia ntawm lub tog raj kheej hollow (I) = m R 2
Lub kaum sab xis = θ , qhov twg tan θ = 0.75 = 75/100 = opp / adj
Sin θ = opp / hyp = 75/125 = 3/5 = 0.6
Kev nrawm vim lub ntiajteb txawj nqus (g) = 10 m/s 2
Qhov ceev pib ( v₂o ) = 10 m/s
Qhov ceev kawg (v t ) = 5 m/s