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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？oW
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS Vh^
/0}Sx^
A positively charged glass rod attracts object X. 4At
The net charge of object X B)_XM
(1) may be zero or negative IN
(2) may be zero or positive \q:&
(3) must be negative p|]^
(4) must be positivehMKZ"
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS QALGq
The potential energy stored in a compressed :A#i[q
spring is to the change in the spring’s length as the 9Z
kinetic energy of a moving body is to the body’s =yc0>w
(1) speed (3) radius {QW#5
(2) mass (4) acceleration E9F%
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS n%pK{
What is the resistance at 20.°C of a 2.0-meter -%
length of tungsten wire with a cross-sectional ,}
area of 7.9 × 10–7 meter2? pK2v
(1) 5.7 × 10–1 Ω (3) 7.1 × 10–2 Ω QP
(2) 1.4 × 10–1 Ω (4) 4.0 × 10–2 Ω F"J
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS Iinh
What is the speed of a ray of light )V?7
(f = 5.09 × 1014 hertz) traveling through a block og
of sodium chloride? BwUM
(1) 1.54 × 108 m/s (3) 3.00 × 108 m/s V23k(9
(2) 1.95 × 108 m/s (4) 4.62 × 108 m/s q\$M{
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS *q
Two waves traveling in the same medium and 3C
having the same wavelength (λ) interfere to "hmh=
create a standing wave. What is the distance Y
between two consecutive nodes on this standing :-`.
wave? sU?
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS >f}Are
A tritium nucleus is formed by combining two IZ[Xj
neutrons and a proton. The mass of this nucleus #Ni
is 9.106 × 10–3 universal mass unit less than the 3
combined mass of the particles from which it is zkk[3>
formed. Approximately how much energy is mr@
released when this nucleus is formed? $M
(1) 8.48 × 10–2 MeV (3) 8.48 Mev 8Dbs$
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS pCWP\!
Pieces of aluminum, copper, gold, and silver s^7u
wire each have the same length and the same bkK1jI
cross-sectional area. Which wire has the lowest 7$QEl
resistance at 20°C? jd
(1) aluminum (3) gold v0Dv
(2) copper (4) silverq
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS /OQ6
A lithium atom consists of 3 protons, 4 neutrons, 's()
and 3 electrons. This atom contains a total of !L
(1) 9 quarks and 7 leptons @%kj-a
(2) 12 quarks and 6 leptons yeCZ~>
(3) 14 quarks and 3 leptons $!lQ0
(4) 21 quarks and 3 leptons .
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS Ytav^
If a proton were to combine with an antiproton, L6/~{
they would annihilate each other and become Y>JA
energy. Calculate the amount of energy that ,
would be released by this annihilation. K~
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS j(X
The magnitude of the force the Sun exerts on Uranus is 1.41 × 1021 newtons. Explain how it is possible for _sW
the Sun to exert a greater force on Uranus than Neptune exerts on Uranus. ER|
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS gXMWS^
What fundamental force holds quarks together #
to form particles such as protons and neutrons? #
(1) electromagnetic force +=.|
(2) gravitational force Y3Jp{
(3) strong force U
(4) weak force ZO
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS ijl
What is the magnitude of the force needed to keep a 60.-newton rubber block moving across level, dry RGo+[h
asphalt in a straight line at a constant speed of 2.0 meters per second? h
(1) 40. N (3) 60. N 4d%E42
(2) 51 N (4) 120 N O~z>(H
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS FH
What is the wavelength of a light ray with frequency 5.09 × 1014 hertz as it travels through Lucite? OS
(1) 3.93 × 10–7 m (3) 3.39 × 1014 m |R
(2) 5.89 × 10–7 m (4) 7.64 × 1014 m $7
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS 4fSLSL
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS [G
(2) 2.73 MeV (4) 273 MeV(<9g
wtSD
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS )|i}v,
©樱花大战--浪漫樱姿BBS -- 樱花大战--浪漫樱姿BBS l96J
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。&x
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2007/08/29 02:33pm 
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