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啥也不说了，把这些东西翻成中文我也未必能做上来一道，各位会做么？]Nj
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS lI,
xwy>v
A positively charged glass rod attracts object X. (xd
The net charge of object X +&PW
(1) may be zero or negative |\BPCp
(2) may be zero or positive `k"p#
(3) must be negative \1)
(4) must be positive{5i
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS |6?Mc
The potential energy stored in a compressed k
spring is to the change in the spring’s length as the 8
kinetic energy of a moving body is to the body’s WGBX
(1) speed (3) radius uxz
(2) mass (4) acceleration o^
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS I$qcd8
What is the resistance at 20.°C of a 2.0-meter 78i
length of tungsten wire with a cross-sectional !C2r
area of 7.9 × 10–7 meter2? ]
(1) 5.7 × 10–1 Ω (3) 7.1 × 10–2 Ω KW>7(
(2) 1.4 × 10–1 Ω (4) 4.0 × 10–2 Ω ' ~
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS `
What is the speed of a ray of light [vE.
(f = 5.09 × 1014 hertz) traveling through a block @
of sodium chloride? u/7
(1) 1.54 × 108 m/s (3) 3.00 × 108 m/s y
(2) 1.95 × 108 m/s (4) 4.62 × 108 m/s D7xr
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS @O3
Two waves traveling in the same medium and 'f
having the same wavelength (λ) interfere to 9u3Ew
create a standing wave. What is the distance #qQ
between two consecutive nodes on this standing @
wave? R)s
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS apl(
A tritium nucleus is formed by combining two eR+L
neutrons and a proton. The mass of this nucleus h
is 9.106 × 10–3 universal mass unit less than the
combined mass of the particles from which it is S9Xjf
formed. Approximately how much energy is \W.<}A
released when this nucleus is formed? 1J
(1) 8.48 × 10–2 MeV (3) 8.48 Mev ;,
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS CVca
Pieces of aluminum, copper, gold, and silver =<{\,
wire each have the same length and the same {*S"@
cross-sectional area. Which wire has the lowest KN
resistance at 20°C? S
(1) aluminum (3) gold {2=
(2) copper (4) silvern)I
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS }Dt]
A lithium atom consists of 3 protons, 4 neutrons, p|S
and 3 electrons. This atom contains a total of O
(1) 9 quarks and 7 leptons bk(Q
(2) 12 quarks and 6 leptons |F6
(3) 14 quarks and 3 leptons *#H
(4) 21 quarks and 3 leptons :K+N8
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS {N80
If a proton were to combine with an antiproton, 9:0?V
they would annihilate each other and become "
energy. Calculate the amount of energy that U=)=8
would be released by this annihilation. 2<T+w`
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS J~Pv
The magnitude of the force the Sun exerts on Uranus is 1.41 × 1021 newtons. Explain how it is possible for ..'I
the Sun to exert a greater force on Uranus than Neptune exerts on Uranus. w
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS _6m
What fundamental force holds quarks together "Ab% y
to form particles such as protons and neutrons? ]
(1) electromagnetic force &(X#0
(2) gravitational force %]v
(3) strong force 7m
(4) weak force {a
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS yx+]e
What is the magnitude of the force needed to keep a 60.-newton rubber block moving across level, dry MLA
asphalt in a straight line at a constant speed of 2.0 meters per second? I-J4
(1) 40. N (3) 60. N P-v&N
(2) 51 N (4) 120 N }ZSrS{
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS Sf
What is the wavelength of a light ray with frequency 5.09 × 1014 hertz as it travels through Lucite? 1
(1) 3.93 × 10–7 m (3) 3.39 × 1014 m k!?
(2) 5.89 × 10–7 m (4) 7.64 × 1014 m \l_VF
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS #,6 ]
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS mLG2
(2) 2.73 MeV (4) 273 MeVS
@(;eYD
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS (
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS ]`7<C
ps：答案baidu上有，如果哪位真的有雅兴清搜索“英语物理题”查查看。最后，千万表告诉我这些题真的有人会做，来这里灌水的话请随便。lMK
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2007/08/29 02:33pm 
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