At what speed would a 100 meter long spaceship appear to be 60 meters long?

Q: Due to length contraction, you see people in a spaceship passing by you as being slightly narrower…

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Q: A spaceship is travelling at 0.9c of light speed. If the pilot measured his distance to Earth is 8.2…

A: Given: Speed of the space ship, v = 0.9c Distance to the Earth measured by pilot, d' = 8.2 ly

Q: The Milky Way has a diameter (proper length) of about 1.2 x 105 light-years. As far as an astronaut…

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Q: How do the postulates of special relativity explain the behavior of matter moving at speed…

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Q: > A spaceship is travelling at 0.9c of light speed. If the pilot measured his distance to Earth is…

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Q: How much would you age in traveling a distance of 4.50 light years from earth if you were able to…

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Q: Based on the theory of special relativity, calculate the length at rest  (L0  = ?) if it is given…

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Q: . If you were on a spaceship traveling at 0.6c away from astar, at what speed would the starlight…

A: speed = 0.6 c

Q: You watch a spaceship go past you at nearly the speed of light. The length of the spaceship that you…

A: If we measure the length of anything moving relative to our frame, we find its length L to be…

Q: You decide to travel to a star 62 light-years from Earthat a speed that tells you the distance is…

A: Let L0 be the true length, c be the speed of light, v be the speed of the vehicle. Write the…

Q: In accordance with Einstein’s theory of relativity, calculate the mass of the matter needed to be…

A: We are given with energy ,E = 1.75 × 1015 watt hour

Q: Is the mass of an object constant at all points in the universe?

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Q: An astronaut takes a trip to Sirius, which is located a distance of 8 light-years from the Earth.…

A: The formula for the length contraction is:

Q: Consider the following figure. If you are traveling at 25% the speed of light (0.25c), what would…

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Q: Travel to the stars requires hundreds or thousands of years, even at the speed of light. Some people…

A: It is given that, M=1000 kg

Q: a person puts in a 8.9 hr shift while traveling on a spaceship. an observer on earth determines that…

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Q: In a laboratory, the life time of a particle moving with speed 2.8*10^(10) cm/s is found to be…

A: Given information: Velocity of the particle v=2.8×1010 cm/s. Life time of the particle t=2×10-7 s.

Q: How much would you age in traveling a distance of 4.84 light years from earth if you were able to…

A: Givend=4.84 light yearv=0.952 c

Q: How would you explain spacetime to an unschooled person?

A: The solution is highly intricate, yet time and space are intimately connected. Because it takes time…

Q: How long would a meter stick appear if it were traveling like a properly thrown spear at 99.5…

A: Step 1When an object is travelling with the speed near to the speed of light, contraction of its…

Q: Does special relativity allow anything to travel faster than light? Discuss.

A: Given: Does special relativity allow anything to travel faster than light? Discuss.

Q: what does the paradox entail in reality

A: In this question we have to explain the paradox entail in reality. Please give positive feedback if…

Q: A person puts in a 8.9 hr shift while travelling on a spaceship. An observer on Earth determines…

A: A person puts in a 8.9 hr shift while travelling on a spaceship. An observer on Earth determines…

Q: You have been hired as an expert witness in the future by an attorney representing the driver of a…

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Q: An astronaut takes a trip to Sirius, which is located a distance of 8 light years from the Earth (as…

A: Given: Distance of Sirius from Earth is 8 light years.. Time taken for the one way journey is 6 yr.…

Q: > A spaceship is travelling at 0.9c of light speed. If the pilot measured his distance to Earth is…

A: Given Velocity of spaceship = 0.9c Concept Length contraction:- Moving object appears smaller than…

Q: The 2-mile linear accelerator at Stanford University in California “appears” to be less than a meter…

A: The relativistic physical phenomenon in which an observer detects the decrease in length of the…

Q: If the velocity of your spaceship goes from 0.3c to 0.6c, thenyour mass will increase by what %?

A: Given data The velocity of the spaceship initially is V1 = 0.3c The velocity of the spaceship…

Q: What is the speed of a 2.5-kilogram mass after it has fallen freely from rest through a distance of…

A: initial velocity , vi=0                           d = 12 m  final velocity      vf = ? We know that…

Q: The length of the spaceship in motion is contracted in its direction of motion.

A: The length of moving object is decrease in the direction of its motion is known as length…

Q: How can we travel to the past?

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Q: What do you understand by time dilation? What is proper time and establish a relation for proper…

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Q: How much would you age in traveling a distance of 4.77 light years from earth if you were able to…

A: In this question it is not given that which reference frame it is talking about. So,

Q: Imagine an astronaut on a trip to Sirius, which lies 8 light - years from Earth. Upon arrival at…

A: Let v be the velocity of the ship.Write the expression to determine the time interval of trip…

Q: Suppose you decide to travel to a star 85 light-years away at a speed that tells you the distance is…

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Q: In 2000, a 20-year-old astronaut left Earth to explore the galaxy; her spaceship travels at 2.5 X 10…

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Q: Explain how special relativity differs from general relativity.

A: Special relativity: According to the special relativity all laws of physics are the same in all…

Q: A spaceship has been gone from the Earth for a total time of 5 years ship time. The people on the…

A: A spacecraft is a vehicle or machine designed to fly in outer space. A type of artificial satellite,…

Q: If you are in a spaceship, traveling at 90% the speed of light, how much time will pass for you? A:…

A: Find the time of the person will pass to the spaceship.

Q: If a spaceship of proper length 40 m is measured to have a length 30 m, how fast is it moving?

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Q: What is faster than the speed of light?

A: According to the Einstein theory nothing can travel faster than the speed of light in a vacuum.

Q: Is it possible in principle for a human being who has a life expectancy of 70 years to make a…

A: Life span = 70 years  distance of universe = thousand light years

Q: Describe the Galilean Relativity?

A: Introduction: According to the Galilean Relativity, if Newton's laws are true in any frame of…

Q: You are a passenger on a spaceship. As the speed of the spaceship increases, you would observe

A: We are inside spaceship, which is moving as the speed of the spaceship increases, there is nothing…