Файл: ГДЗ. Физика 9кл_Перышкин_Гутник_2001.pdf

RZjbd ^\b`_lky hl lhqdb §18: d. lhqd_ < ih^ ^_ckl\b_f kbeu mijm]hklb1. WlZ kbeZ \hagbdeZ \ j_amevlZl_ jZkly`_gby rgmjZ Kdhjhklv Fmkdhj_gb_ rZjbdZ b ^_ckl\mxsZy gZ g_]h kbeZ gZijZ\e_gu hl lhqdb d lhqd_ RZjbd ^\b`_lky ijyfhebg_cgh l _ _]h ljZ_dlhjby²ijyfZyA ebgbyB

KbeZ mijm]hklb \ rgmj_ \hagbdeZ \ j_amevlZl_ _]h jZkly`_gby b hgZ2. gZijZ\e_gZ d lhqd_ Kdhjhklv rZjbdZ b ^_ckl\mxsZy gZ g_]h kbeZ gZijZ\e_gu ih ijyfufO i_j_k_dZxsbfky ih^ m]ehf

LjZ_dlhjby rZjbdZ ij_^klZ\ey_l kh[hc hdjm`ghklv l _ rZjbd. ^\b`_lky djb\hebg_cgh

?keb kdhjhklv l_eZ b ^_ckl\mxsZy gZ g_]h kbeZ gZijZ\e_gu \^hev3. i_j_k_dZxsboky ijyfuo lh l_eh ^\b`_lky djb\hebg_cgh _keb \^hev h^ghc ijyfhc lh l_eh ^\b`_lky ijyfhebg_cgh

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§21.

Bfimevkhf l_eZ gZau\Z_lky nbabq_kdZy \_ebqbgZ jZ\gZy ijhba\1. _^_gbx fZkku l_eZ gZ _]h kdhjhklv

Bfimevk b kdhjhklv ^\b`ms_]hky l_eZ \k_]^Z khgZijZ\e_gu 2. < kbkl_f_ KB d] f k

3.

§23.

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>\b`_gb_ \h^hf_lguo ]b^jhfhlhpbdeh\ j_Zdlb\guo kZfhe_lh\ b2.jZd_l

<h_ggh_ gZmqgh bkke_^h\Zl_evkdh_ ljZgkihjlgh_ b l ^

3. =jmah\hc hlk_d ihe_aghc gZ]jmadb \ kemqZ_ bah[jZ`_gghf gZ jbkmgd4. _ wlh dhkfbq_kdbc dhjZ[ev ijb[hjguc hlk_d [Zd k hdbkebl_e_f [Zd k ]hjxqbf gZkhku dZf_jZ k]hjZgby khieh

JZkkfhljbf ijbgpbi ^_ckl\by jZd_lu gZ ijbf_j_ h^ghklmi5. _gqZlhc K ihfhsvx gZkhkh\ lhieb\h b hdbkebl_ev ih^Zxlky \ dZf_jm k]hjZgby ]^_ hgb k]hjZy h[jZamxl ]Za \ukhdhc l_fi_jZlmju b \ukhdh]h ^Z\e_gby < j_amevlZl_ \hagbdgh\_gby [hevrhc jZaghklb ^Z\e_gbc \ dZf_j_ k]hjZgby b \ dhkfbq_kdhf

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ijhkljZgkl\_ ]Zau ba dZf_ju k]hjZgby \ulZedb\Zxlky gZjm`m q_j_a khieh k h]jhfghc kdhjhklvx < kbem aZdhgZ khojZg_gby bfimevkZ jZd_lZ ihemqZ_l bfimevk jZ\guc ih fh^mex b ijhlb\hiheh`gh gZijZ\e_gguc bfimevkm \ue_l_\r_c kljmb ]ZaZ

Hl kdhjhklb bkl_q_gby ]ZaZ fZkku lhieb\Z lbiZ lhieb\Z b l ^

6. Kihkh[ghklv jZa\b\Zlv [hevrmx kdhjhklv

7. Khiehf \gba l d \ lZdhf kemqZ_ j_Zdlb\gZy kljmy ]Zkbl kdhjhklv jZd8. _lu

Dhe_[Zgb_ fZylgbdZ qZkh\ kljmgu§24. ]blZju

1. >\b`_gb_ ih\lhjy_lky q_j_a hij_^_e_gguc ijhf_`mlhd \j_f_gb 2. I_jbh^hf dhe_[Zgbc gZau\Z_lky ijhf_`mlhd \j_f_gb q_j_a dhlhjuc3. ^\b`_gb_ ih\lhjy_lky \j_fy kh\_jr_gby h^gh]h dhe_[Zgby

AZ \j_fy jZ\gh_ i_jbh^m dhe_[Zgbc dZ`^h_ ba bah[jZ`_gguo gZ jbkmgd4. _ mq_[gbdZ l_e ^\Z`^u ijhoh^bl q_j_a iheh`_gb_ jZ\gh\_kby ^\b]Zykv \ ijhlb\hiheh`guo gZijZ\e_gbyo

^ ckl\b_f ijbeh`_gguo kbe dhe_[Zgby hdheh g_ih^\b`ghc lhqdb beb \hdjm] hkb

15

Ijm`bgguc fZylgbd khklhbl ba l_eZ aZdj_ie_ggh]h gZ ijm`bg_

Gblyghc7. fZylgbd khklhbl ba l_eZ ih^\_r_ggh]h gZ gblb

kdhjhklb ijhlb\hiheh`gh gZijZ\e_gu _keb \ h^bgZdh\uo lh bo kdhjhklb khgZijZ\e_gu

§27.

Hiul klZ\beky k p_evx ihdZaZlv qlh dhe_[Zgby ijm`bggh]h fZylgbdZ1. y\eyxlky ]Zjfhgbq_kdbfb Hg aZdexqZ_lky \ lhf qlh ]jmagZijbf_j \hjhgdZ k gZeblhc djZkys_c `b^dhklvx mdj_ie_gguc gZ ijm`bg_ ijb k\h_f dhe_[Zl_evghf ^\b`_gbb hklZ\ey_l ke_^ ljZ_dlhjbb gZ ^\b`ms_cky k ihklhygghc kdhjhklvx [mfZ`ghc e_gl_ Ihemq_ggZy lZdbf kihkh[hf ljZ_dlhjby y\ey_lky kbgmkhb^hc

Kbgmkhb^hc Hlj_ahd khhl\_lkl\m_l Zfieblm^_ dhe_[Zgbc Z hlj2. _ahd ²i_jbh^m OA

=ZjfhgbqOB _kdbfb dhe_[Zgbyfb gZau\Zxlky dhe_[Zgby \ dhlhjuo baf3. _g_gb_ dZdhc eb[h nbabq_kdhc \_ebqbgu ijhbkoh^bl ih aZdhgm kbgmkZ beb dhkbgmkZ

Qlh dhe_[Zgby gbl_\h]h fZylgbdZ y\eyxlky ]Zjfhgbq_kdbfb

4. FZl_jbZevgZy lhqdZ h[eZ^ZxsZy fZkkhc b dhe_[exsZyky gZ ihklhygghf5. jZkklhygbb hl lhqdb ih^\_kZ gZau\Z_lky fZl_fZlbq_kdbf fZylgbdhf

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Dhe_[Zgby gblygh]h fZylgbdZ fh`gh kqblZlv ]Zjfhgbq_kdbfb 6keb. ^ebgZ gblb fgh]h [hevr_ jZaf_jh\ ih^\_r_ggh]h gZ g_c l_eZgZijbf_j rZjbdZ gblv hq_gv e_]dZy b fZehjZkly`bfZy kbeu lj_gby \ kbkl_f_ hlkmlkl\mxl Zfieblm^Z dhe_[Zgbc fZeZ

7. F_gyxlky ih aZdhgm kbgmkZ beb dhkbgmkZ

§28.

Ijb mkeh\bb hlkmlkl\by ihl_jv wg_j]bb

1. KmffZ dbg_lbq_kdhc b ihl_gpbZevghc wg_j]bc ihklhyggZ kh]eZkgh2. aZdhgm khojZg_gby wg_j]bb b jZ\gZ i_j\hgZqZevghfm aZiZkm ihl_gpbZevghc wg_j]bb dhe_[Zl_evghc kbkl_fu

G_l

3. Mf_gvrZ_lky

4. < \h^_ l d \ g_c gZ fZylgbd ^_ckl\m_l [hevrZy kbeZ khijhlb\e5. _gby q_f \ \ha^mo_

§29.

G_l ba aZ khijhlb\e_gby kj_^u

1. Ijbeh`blv d dhe_[exs_fm l_em i_jbh^bq_kdmx \g_rgxx kbem 2. Dhe_[Zgby gZau\Zxlky \ugm`^_ggufb _keb hgb ijhbkoh^yl ih^ ^3. ckl\b_f i_jbh^bq_kdb baf_gyxs_cky \g_rg_c kbeu

<ugm`^Zxs_c kbehc gZau\Z_lky i_jbh^bq_kdb baf_gyxsZyky \g4. _rgyy kbeZ \uau\ZxsZy dhe_[Zgby

Dh]^Z Zfieblm^Z b qZklhlZ \ugm`^_gguo dhe_[Zgbc i_j_klZxl f5._gylvky

Wlb qZklhlu jZ\gu

6. Fh]ml gZijbf_j ihjr_gv ihfih\h]h gZkhkZ 7. >h l_o ihj ihdZ ^_ckl\m_l \ugm`^ZxsZy kbeZ

8.

§30.

Hiul ijh\h^blky k p_evx ^_fhgkljZpbb y\e_gby j_ahgZgkZ >ey wlh]h1. [_jml ^\Z fZylgbdZ \bkysb_ gZ h[s_f rgmj_ >ebgZ fZylgbdZ g_baf_ggZ b ke_^h\Zl_evgh _fm khhl\_lkl\m_l hij_^_e_ggZy qZklhlZ k\h[h^guo dhe_[Zgbc kh[kl\_ggZy qZklhlZ >ebgm fZylgbdZ fh`gh f_gylv ijb ihfhsb k\h[h^guo dhgph\ gbl_c Ijb wlhf f_gy_lky _]h kh[kl\_ggZy qZklhlZ ?keb hldehgblv fZylgbd hl iheh`_gby jZ\gh\_kby b ij_^hklZ\blv kZfhfm k_[_ lh hg gZqg_l kh\_jrZlv k\h[h^gu_ dhe_[Zgby Wlh \uah\_l dhe_[Zgby rgmjZ \ j_amevlZl_ q_]h gZ fZylgbd [m^_l ^_ckl\h\Zlv \ugm`^ZxsZy kbeZ k qZklhlhc jZ\ghc kh[kl\_gghc qZklhl_

17

fZylgbdZ Ih^ ^_ckl\b_f wlhc kbeu fZylgbd gZqg_l kh\_jrZlv \ugm`^_ggu_ dhe_[Zgby ?keb l_i_jv mf_gvrZlv ^ebgm fZylgbdZ

lh _]h qZklhlZ b qZklhlZ \ugm`^Zxs_c kbeu ^_ckl\mxs_c gZ fZylgbd [m^ml m\_ebqb\Zlvky Ijb wlhf Zfieblm^Z mklZgh\b\rboky \ugm`^_gguo dhe_[Zgbc fZylgbdZ [m^_l \hajZklZlv HgZ ^hklb]g_l fZdkbfZevgh]h agZq_gby ijb jZ\_gkl\_ ^ebg fZylgbdh\ Z khhl\_lkl\_ggh ijb jZ\_gkl\_ qZklhlu \ugm`^Zxs_c kbeu b kh[kl\_gghc qZklhlu fZylgbdZ < wlhf b khklhbl kmlv y\e_gby j_ahgZgkZ

Y\e_gb_ j_ahgZgkZ aZdexqZ_lky \ j_adhf m\_ebq_gbb Zfieblm^u2. mklZgh\b\rboky \ugm`^_gguo dhe_[Zgbc ijb kh\iZ^_gbb qZklhlu kh[kl\_gguo dhe_[Zgbc kbkl_fu k qZklhlhc \ugm`^Zxs_c kbeu

l d bo ^ebgu Z ke_^h\Zl_evgh b qZklhlu jZ\gu 3. Lhevdh d \ugm`^_gguf

4. Ihe_agh_ y\e_gb_ \ fmaudZevguo bgkljmf_glZo <j_^gh_ y\e5. _gb_ ijb ijhoh`^_gbb khe^Zl ih fhklm \ gh]m \ j_amevlZl_ j_ahgZgkZ fhkl fh`_l jZajmrblvky

<hafms_gby jZkijhkljZgyxsb§31_. \ ijhkljZgkl\_ b m^Zeyxsb_ky hl1. f_klZ bo \hagbdgh\_gby gZau\Zxlky \hegZfb

< gbo ijhbkoh^bl i_j_ghk wg_j]bb [_a i_j_ghkZ \_s_kl\Z 2. G_l g_ ijhbkoh^bl

3. Mijm]bfb \hegZfb gZau\Zxlky \hegu jZkijhkljZgyxsb_ky \ mijm]bo4. kj_^Zo

5. We_dljhfZ]gblgu_ \hegu

Ijh^hevgu_ \hegu²wlh lZdb§32_ \hegu. \ dhlhjuo dhe_[Zgby qZklbp kj1. _^u kh\_jrZxlky \^hev gZijZ\e_gby jZkijhkljZg_gby \heg gZijbf_j a\mdh\u_ \hegu Ihi_j_qgu_ \hegu²wlh lZdb_ \hegu ijb dhlhjuo dhe_[Zgby qZklbp kj_^u kh\_jrZxlky i_ji_g^bdmeyjgh gZijZ\e_gbx jZkijhkljZg_gby \heg gZijbf_j \hegu gZ ih\_joghklb \h^u

<hegZfb k^\b]Z y\eyxlky ihi_j_qgu_ \hegZfb k`Zlby ² ijh^hevgu2. _

Ihi_j_qgu_ \hegu fh]ml jZkijhkljZgylvky lhevdh \ l\_j^hc kj3. _^_ ijh^hevgu_²\ l\_j^hc `b^dhc beb ]Zahh[jZaghc kj_^_

4. L d \ ]ZaZo b `b^dhklyo g_ \hagbdZ_l mijm]bo kbe ijb k^\b]_

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Wlb hiulu ^_fhgkljbjmxl§34. dhe_[Zl_evguc oZjZdl_j \hagbdgh\1. _gby a\mdZ < i_j\hf hiul_ \ dZq_kl\_ bklhqgbdZ a\mdZ [_j_lky h[uqgZy ebg_cdZ aZ`ZlZy \ lbkdZo \h \lhjhf ² kljmgZ dhgpu dhlhjhc aZdj_ie_gu \ lj_lv_f²dZf_jlhg ?keb dZ`^mx ba \ur_ i_j_qbke_gguo kbkl_f \u\_klb ba iheh`_gby jZ\gh\_kby b ^Zlv _c kh\_jrZlv k\h[h^gu_ dhe_[Zgby lh fu mkeurbf a\md LZdbf h[jZahf bklhqgbdZfb a\mdZ y\eyxlky dhe_[Zl_evgu_ kbkl_fu

Ex[hc bklhqgbd a\mdZ y\ey_lky dhe_[Zl_evghc kbkl_fhc

2. Dhe_[Zgby k qZklhlhc hl =p ^h =p gZau\Zxlky a\mdh\ufb3. ihkdhevdm \hkijbgbfZxlky q_eh\_dhf

BgnjZa\mdh\ufb gZau\Zxlky dhe_[Zgby k qZklhlhc gb`_ =p mevljZa\mdh\ufb4. ²k qZklhlhc \ur_ =p

Hiul ijh\h^blky k p_evx \uykgblv§35. aZ\bkbfhklv \ukhlu a\mdZ hl qZklhlu1. dhe_[Zgbc >ey ijh\_^_gby ^Zggh]h hiulZ [_jml ijb[hj khklhysbc ba g_kdhevdbo am[qZluo f_lZeebq_kdbo ^bkdh\ bf_xsbo jZaebqgh_ qbkeh am[v_\ b aZdj_ie_gguo gZ h^ghc hkb AZl_f \k_ ^bkdb ijb\h^yl \h \jZs_gb_ b lhgdhc dZjlhgghc ieZklbgdhc ihhq_j_^gh dZkZxlky am[v_\ dZ`^h]h ba ^bkdZ Ijb wlhf fu mkeurbf jZagu_ ih \ukhl_ a\mdb Fh`gh aZf_lblv qlh q_f [hevr_ qbkeh am[v_\ gZ ^bkd_ b khhl\_lkl\_ggh [hevr_ qZklhlZ dhe_[Zgbc dZjlhgghc ieZklbgdb l_f [hevr_ [m^_l \ukhlZ a\mdZ :gZeh]bqgmx aZ\bkbfhklv fh`gh \uy\blv bkihevamy \k_]h lhevdh h^bg ^bkd >ey wlh]h gZ^h m\_ebqb\Zlv kdhjhklv ^bkdZ Q_f [hevr_ kdhjhklv ^bkdZ l_f [hevr_ qZklhlZ dhe_[Zgbc dZjlhgghc ieZklbgdb b l_f \ur_ [m^_l ba^Z\Z_fuc a\md

Hiul ijh\h^blky k p_evx \uykgblv aZ\bkbfhklv \ukhlu a\mdZ hl qZklhlu2. dhe_[Zgbc >ey ijh\_^_gby ^Zggh]h hiulZ [_jml ^\Z dZf_jlhgZ ba^Zxsbo a\mdb jZaghc \ukhlu H[Z dZf_jlhgZ ijb\h^yl \ dhe_[Zl_evgh_ ^\b`_gb_ Ijb wlhf hkljby

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