Đề thi thử học sinh giỏi 10 có giải sẵn

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Đề thi thử học sinh giỏi 10 có giải sẵn

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             TRƯỜNG THPT TRẦN HƯNG ĐẠO ĐỀ ÔN THI HSG 10 SỐ 2 Câu 1: !"#$ %&' (  ) **  "#+,%-  ) ** ./0-   ) =−=− .12345 ) ** 6%7 3. Câu 2:869:"; 6954<06 = >?@A,BCD 7$;C&BCD6EC"#04,%F>)= = 76 = "E!G B CD.H69,4 69,I";5!G BCD. J KA54A'L4696EBCD,%M. 4.N+345O469P,6%P5 7F6%M. ./(4507,<(4,.N4 QI%69, ";. Câu 3: J #K"N6R- J -1KA54A'L486%A%,%P  7 L486%,%P . '!,Q F r ,8 C"#;C6EC"# 4$ α .12NS   'P:86%3$ α "#+T Câu 4: U AVO4W#7IX42<5KN$4W,B5 'W.Y4P,B7I234AV<N. IX42,%'% TZ[ 3T Câu 5: 4W\$G,";]4";]4 6%Q4IL4/O4$,][<WJ$G ,";^7'P3_"; 6% 7(!V`!%0' P3_O4][<.J $∠/J>α>)= .3$ϕ O4!V`;C6E"(D+PKV0. Biết: ( ) A A . A  A .Aa b a b a− = − Câu 6: J$=P3,+4 ,49P3&Ca9b→ Wc a[&N.J   >)=,3*C  >d4*  >=,3*C  >d4.12NK4 %P3I "; ]'N./P5,"; ,O4,,%?@ ,6%_>=7=e4.,@ ,.. ffffffffffffffffffffff1fffffffffffffffffffff  F r α M m  ` J \ / Câu 1: [ ]  )  )) )=) =     =  ) )==)   ==   ==   4 4.  4   4 ?d d  4 6) ?  4 6  4 6 )  4 6   4 6   4 6 +− =⇒ ==−+−=+−⇔− ++=−⇔− ++= − +−=−⇔− ++= ++= ++= gggggggggggggggggggggggggggggg f X → + <    )  694!< ggggggggggggggggggggggggggggggg. f X → + >    )  699!< C âu 2: 4.H69,- f'!,69$G,Q7C[,QX6%,Q4A'S A . fUc,9hhXi - A X  S 4  + + = r r r r fJ,6%4";- A , .A S 4 X . A = − α − =   − α =  4S A >M.X4 , >f.AFjM. AF "#QP5-4  >.AFkM. AF .^2"(%69";P,- Y , >  = , ,  6  4   + . 8BP'P,4 N695O4690- 6>6 = j4 , . , >=6 = >f4 , . , . 46% C"#N4";-Y , >  , ,  4   − H5]2"(69";,%- Y  >  l l  4   8%-Y , >Y    ,   , 4  7?? 4    = − =  ÷   4'+O445O4V46% 4";- A  A 7?? A  A α +µ α = α −µ α M ≈ =7. 46% +O445P,4";-4 , >f?7@A  . ^2"(-  = , , 6 Y 4 = − ≈ 7md. U4 ,E%69I";- 4 >Y , .AF>=7me. Câu 3: jln69-    ms P N F ma+ + = r r r r . J,l-S A >4   mn F a m ⇒ = J,o-X  k  >= ⇒ X  >   ⇒  S A >P  .X  >P  .     k mg a k g m ⇒ = = .H69p<";NN4  >P  . jln698-        ms ms F P P N F F M m a+ + + + + = + r r r r r r r . J,l-    A   ms ms F F F M m a α − − = +     A ms ms F F F a M m α − − ⇒ = + J,o-       A   = AF P P N N P P F α α − + + = ⇒ = + − 4$-  ms F k mg=        A  ms F k N k P P F α = = + −       A  A F k mg k P P F a M m α α − − + − ⇒ = + H69";   a a≤       A  A F k mg k P P F k g M m α α − − + − ⇒ ≤ +          A A   k g M m F k k mg k P P α α ⇔ + ≤ + − − +                   A A k k Mg k k mg k k Mg k k mg F k y α α + + + + + + ⇒ ≥ = + X9n-S   ⇔  4 . D+/4JaCAP-           A A    A A  y k k k α α α α = + ≤ + + = +  4  y k⇒ = + . 9             k k Mg k k mg F k + + + ⇒ = + qr$-   A  A  k tg k α α α = ⇒ = Câu 4: fsC5KD+7A4$,B5W#<  AV76tL"5K. fU'!Q"E!V, 5K fuC!c,9/af,#f84ff5 P5P3 5K.  KPa C  >C↔C Y, >CY, 8%-C>C jρ ⇒C , >C jρ,   o o p l l h gl ρ − ⇒ = -AV#< . C -,%'CAP3]. , -!%5K. ,-!%O4P5P3 5K,r&'W. ρ-P5,";O4"E. -45G"(. GAC[O'I,"; a+ Câu 5:fU56E][<J-  ) A  A A  A.A ϕ α ϕ αϕ QQ N RNRQOBNCHQ ==⇒ =⇒=⇒  fU56E4\-  v.v. @ @ v OHPOBNMM OP ON =⇒= 8%Xw>X  )=A ϕ −=⇒ o OBPOBN  b6%  )? ) 4  A)A)? A )  A  A)= A A)=A. )=AA )  PQ P PPQ s PP PP P Q oo o + =⇒ =+⇒ −=−⇒ −=⇒ ϕ ϕϕ ϕϕϕϕ ϕϕ Câu 6: U If$!I ID$!I-C>4j f H  >)=,3*C  >d4⇒d>4.)=j4 f H  >=,3*C  >d4⇒d>4.=j b46%⇒4>f@*>=  =  V pV V⇒ = − +  8%- = d ? m RT pV RT RT µ = = = ! b6%!⇒  d =  V RT V= − +  ? = V V T R R ⇒ = − + ln%>x v  ? = V T R R = − + H w >=⇒>=,3 ⇒>=,3N 4 ⇒  4 = ?.= ?ey7e =.=7=e =7=e m T K= − + =  ` J \ / 1w 1 X Xw ^  ϕ ,  w  JU f j = = )= = .              TRƯỜNG THPT TRẦN HƯNG ĐẠO ĐỀ ÔN THI HSG 10 SỐ 2 Câu 1: !"#$

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