1 s = v t + at, 0 v = v + at 0. 1 3.0 36 s = v t + at a 0

1 F ma a s v t at s 0 F f 1 a m = mgsin θ µ mg cosθ g sinθ µ cosmθ 1 s = v t + at 0 1 v tsinθ µ cosθ 0 1 1 1.0 5.0 9.8 50 0 04 3.. 5 57 6

T F G ma mg T m a + g 0 030 50. + 98. 0.33 ma a tgθ mg g

F f1 f a = m + m 1 8970 980 490 = / 5000 + 500 = 10. /

0. 91 / a = = 0. 13 / 7. 0 F ma m m a 1

F 895 m m 3400 3500 1 a 0. 13

s 1 gt

1 s t s s gt g

v v as s t t 0 1 v as t v at t t 0 v v as v 0 ( 4 / ) s g 90 9. 8 / v0 4 / t1 4. 3 g 9. 8 / v as t v gs 98. / 90 4 / t vt 4 / t = = = 4. 3 g 9. 8 / t

s 1 1 s s s v t at v 1 0

x = v 0 t y = 1 gt 1 y gt x v t 0

1 / y 0. 81 y gt x v t t x 0 1 y gt y t g x v 0 y g 081. 0.069 0. 0098 0 90. 1 h gt l v t g v0 l h 0

H v H 0 3

C v D v + ( gt) 0 + 3( gt) 0

v = s t ω φ = t

r v = π T π ω = T 5 16 33 1 45 78 3 3

F = mrω v = r ω = v r F = m v r F m

a = rω v a = r 4 a = rω a r a = v a r r

F = m v m r r v m v = mg v = gr r m v r mg v gr F G G

F = G + N = m v r N = m v = mg r v = gr mv v gr mg r v = gr

F G m m 1 = r

4π rm mrω = T G Mm 3 4 r = π r T r M = 4 π 3 GT M = 4 11 3 314. ( 149. 10 ) 667 10 11 7 ( 316 10 )... 30 = 196 10.

F = G Mm R

G Mm mv = r r GM v = T mg mg = m v r v = gr

4 F m v r 1 F G Mm 1 4 r

mv' m v at m v + F t m mv Ft

p' p F t 1. 6 0010. 10.6 10

m v' M + m v m 0 v v M + m m m v v = v v

m v' v M. 5 v 6. 0 10 3 1. 0 10 1 5. v mv m1v1 = m m 1

α π cosα 0 W 0 α π cosα 0, W 0 5 3 π α cosα 0 W 0 ( 5 4) W P = t Fs W Fs P FV t E = 1 nv K

1 m v mv 1 1 1 mv F W Fs v v 1 F ma v - v as s 1 a v v 1 Fs ma q 1 1 mv mv 1 1 v E mv Fs - fs K 1 Fs fs mv

mv s ( F f ) 3 50. 10 60 = 4 ( 18. 10 9. 8 10 ) 5. 3 10

1 1 W mv mv G 1 1 1 mv mv mgh mgh 1 1 1 1 mv mgh mgh mgh 1 1

1 1 mv E E E mv P K 1 mv mgh v gh 9 8 1 4 4 /.. 1 1 E mv E 0 E mv K P

1 mv mg cosθ v = gt( 1 cos θ)

1 mv mv

m v = m v + m v 1 1 1 1 1 1 1 1 m v = m v + m v 1 1 1 1 m v - v = m v 1 1 1 1 1 m ( v v )( v + v ) = m v 1 1 1 1 1 m1 m v = m + m v 1 1 v = 1 m1 m + m v 1 1

m v = m + m v H H m v = m + m v N N

v H = v N m + 14m m+ m H H 1 n 1 0 0 4 4 1 1 Be + He C + n 9 6 0

F = K Q Q 1 r F k Q Q F G m m 1 1 =, =, r r

F F kq Q = Gm m 1 1 F 9 19 19 9. 0 10 160. 10 160. 10 = 11 7 30 F 6 67 10 167 10 091 10.... = 3 10 39

1 6 1 1 4 8

E = E q E = kq r

U = W q U = W q

E = U d 1 = 1 = 1 = 1 E = U d = 60 3 = 10-3 10

1 mv = qu qu v m qu v m U E = U v q 0 d l t = v 0

α = F m F = eee U d α = eu md - eul v = mdv0 - v tgϕ = v0 ϕ v = at = eu l md v 0 19 160. 10. 0 6. 0 10 = 091. 10 0. 0 10 30. 10 = 35. 10 5.. 30 7 tg ϕ = v = 3 5 10 = 0 0117 7 v 0 3 0 10. ϕ = 0 67 5. /

C = Q U

U = Q 1 C 1 U = Q U = Q 3 C C 1 1 1 U = U1 + U + U3 = Q + + C C C 3 1 3 C U = Q C 1 1 1 1 = + + C C1 C C3

F l Il F Il B = F Il 1 1

φ φ BS B S 1 1 = 1 F 1 B B F El

I Q t I nqvt t nqv = = f F nl

qvb mv r r = mv qb mv r qb m T = π qb

1 mv qu qu v = m... 160 10 130 10 167 10 7. 19 3 = 50 10 5 mv r qb 167. 10 50. 10 = 19 160. 10 0. 0 - =. 6 10 =. 6 7 5 3 4 p H a 1

A A A 0 1 1 A A A 1

r = mv B qb E ee evb v B r r = mv eb v = E e = E E r B B m rb e m = 1011

E = E B = F q Il B F I

A. 1: 1 B. 1: 4 C. 1: D. : 1 v = E B m qb U x 8

φ 1 t

φ & = k t & = φ t φ & = n t Blv t & = φ t

& = BSω

3 & φ t

BSω Im S l l 1 R

& = L I t

. 98 r & I 4. 75 0. 61

g y gt t 1

1 M + m v = M + m gh v = gh M + m v m gh v M m gh

1 10 1 100 1 1000