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习题练习:6.1 special relativity 1

 作者: linyun 发布日期: 2025-12-10 15:15   总分: 17分  得分: _____________

答题人: 游客未登录  开始时间: 12月10日 15:14 截止时间: 01月01日 15:14  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  
Two cyclists, A and B, start riding their bicycles from the same point. Cyclist A moves northwards with a speed of $4V$ relative to the ground, and cyclist B moves westwards with a speed of $3V$ relative to the ground.

The magnitude of the velocity of the Cyclist A relative to the Cyclist B is

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Observations of muon decay can be used as evidence of

I. Time Dilation
II. Length Contraction
III. Absolute Simultaneity

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At a relativistic speed, a rocket journeyed from Ear7c p bcx l8x.0pl86frfth to Saturn. The duration of the travel is measureb0 cl cx8fxp. 6rlf8p7d according to the stationary observer on earth as $t$. The length of the rocket is measured according to the observer in the rocket as $L$. Which of the following is correct for the time of travel according to the observer in the rocket and the length of the rocket according to the observer on the Earth?

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  You are riding in a spaceship t5 k msz1p4h 6eajqb/4 wr1uds.gq2 jo0hat has no windows, radios, or other means for you to observe or measure what is outside. You wish to determine if the ship is stop s/1zag 61.2du0jp4qsq4 5 heb wkrjmoped or moving at constant velocity. What should you do?

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The Michelson-Morley experiment was desig(tdv;u 68q)g)xmz8sjoz (n gvned to measure

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Michelson and Morley concluded from the results of their rkvc rq (;j xls+x;tn t3s0/r6experiment that

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  You can build an interferometer yourself if you0ib- q) ts+1ueo t8qca use the following components:

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The theory of special reh8ky) q,2qprs lativity

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One of Einstein's postulates in formulating the special theory of relativuob/(2viqsh 9)ed ibm w:tu 8.ity was that tb te9um.ivs(qio8d :b2 hw/u)he laws of physics are the same in reference frames that

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If you were to measure your pulse rate while in a spaceship moving away from hehqvhn6c56 1*y*ib0g 3r xxk the Sun at a speed close to the speed of lxy *hng5 v6c h0rx1ekb6 *3iqhight, you would find that it was

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Relative to a stationary observer, a moving k(xw5hns; nxo *:hj-pclock

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The gamma factor is a* ;jh d6lyzp9defined as $\gamma = 1 / \sqrt{1- (v/c)^2}$, therefore gamma ($\gamma$)

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Suppose one twin takes a ride in a space ship traveling at a very high speed to aw j1iysm2 hkiy2()sqif *, 6mlzpr40a distant star and back again, while the other twin remains on Earth. The twin that remained on Earth predim6m2*lr1 s02k p)yjqfy(hi saw4zi i, cts that the astronaut twin is

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Relative to a stationary observe x7fm(gtw*g*ulqj,n,r, a moving object

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An object moves in a direction parallel to its le p;i;oatabqhzo /;31 wngth with a velocity that approaches the velocity of light. The width of this object, as measured by a stationary observetqbo aw;; /3ohpz1ai ;r,

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An object moves in a u.- z)6bsqzmt n ,; 5misrewc1direction parallel to its length with a velocity that approaches the velocity of light. The length of this object, as measurs,1s5 ;mr . mczinbzu)t6w-eq ed by a stationary observer,

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  As the speed of a particle approaches tcy dl+yf8.r-b)y if u)he speed of light, the mass of the particlurd)8l-b+cfyy y i.)fe

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总分:17分 及格:12.8分 时间:不限时
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当前第 题,此次习题练习共有 17 道题

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