Professor Einstein is standing on a space station and observes two spaceships approaching him fromopposite directions at speeds of 0.8c and 0.7c. What is the speed of one spaceship moving withrespect to the other?

Q: Suppose a particle called a kaon is created by cosmic radiation (high-energy protons of unknown ori…

A: Givenv=0.989c∆to=1.238×10-8 s

Q: You and a friend pass each other in spaceships that are each traveling 0.61c relative to the other.…

A: Given : Relative velocity of both spaceships, v = 0.61c Stationary time measured for the nap, t =…

Q: Earth's neighboring galaxy, the Andromeda Galaxy, is a distance of 2 taken to be 75.0 years, a…

A: Givento=2.54×107 light yeart=75 years

Q: One of the primary goals of the Kepler space telescope is to search for earth like planets. Data…

A: When bodies travel at relativistic speeds, phenomenon, such as time dilation and length…

Q: Cody & Noel are on a space ship.  As measured in Earth's rest frame, their spaceship is…

A: Answer -)          t = 4.62 yearsExplanation:We havev = 0.92 cto = 11.79 yt = ?Use time dilation…

Q: Spaceships A and B move in opposite directions at the same speed of 0.431c relative to earth, with A…

A:

Q: A particle known as a pion lives for a short time before breaking apart into other particles.…

A: Given that speed of pion and also given the lifetime of pion.Then We have to determine the value of…

Q: (a) What is the speed (in m/s) of spaceship B relative to spaceship A? (Enter your answer to at…

A: Einstien's velocity addition theorem The relative velocity of two objects never exceeds the velocity…

Q: A particle known as a pion lives for a short time before breaking apart into other particles.…

A: Given data as per question speed = 0.990c t = 3.5* 108

Q: An object moving with velocity u's=0.6c in a frame that is itself moving at v =0.8c. The velocity of…

A: Use the inverse velocity transformation equation.

Q: A particle known as a pion lives for a short time before breaking apart into other particles.…

A: Given Data:The speed of the particle Lifetime of pion To Determine:(a). The lifetime of the pion…

Q: An alien spaceship passes earth at velocity v = 0.74c. The spaceship is headed to the moon, which is…

A:

Q: If a spaceship, approaching the Earth at 0.190c, sends a message capsule toward the Earth at 0.390c…

A:

Q: How much time did Carl spend on his calculation?

A:

Q: An astronaut uses his spaceship to maneuver across space at a speed of 0.90c relative to the earth.…

A:

Q: 3. A relativistic muon is travelling through space at a speed of 0.95c. An observer on Earth tracks…

A: Speed of muon: v= 0.95c  Time interval in Earth frame of reference: ∆t'= 1.0 ms= 1.0 x 10-3 s.

Q: One spaceship is three times longer than the other while at rest. While they fly over the head they…

A:

Q: Suppose a particle called a kaon is created by cosmic radiation striking the atmosphere. It moves by…

A: Given data:Speed of particle is, .Actual life of particle is, .

Q: A very fast-moving train car passes you, moving to the right at 0.50c�. You measure its length to be…

A:

Q: A spaceship traveling at 0.53c relative to the Earth sends out a rocket that travels at 0.75 as seen…

A: Velocity of spaceship relative to earth is Since rocket is sends out from the spaceship so its…

Q: A subatomic particle muon travels at constant velocity 0.9c and lives 1.2us as measured in the…

A:

Q: An object moving with velocity u's = 0.6c in a frame that is itself moving at v =0.8c. The velocity…

A:

Q: Spaceships A and B move in opposite directions at the same speed of 0.812c relative to earth, with A…

A: Given data as  per question vb  = 0.812c v  =  0.812c

Q: 1. Space ship B is moving at with a speed relative to Earth, VBE = 0.75c. Spaceship B sees space…

A:

Q: Fred and George are 19.0 years of age when they left earth to travel to a distant planet 12.0…

A: GIVEN: Age of both twins Fred and George =19 yrs distance d =12 ly speed of Fred  v1 =0.9c speed of…

Q: A meterstick moving at 0.21c relative to the Earth's surface approaches an observer at rest with…

A:

Q: A spaceship which is 205 m long as seen by an astronaut on board, moves relative to the Earth at…

A: Given ----      Length of spaceship as seen by an astronaut on board = 205m we need to calculate----…

Q: A car has length 4.40 m when it is at rest relative to you. If it moves past you at a speed of…

A: Given data:  Length of car at rest (L0) = 4.40 m Speed of car (v) = 0.88c Required: Measured length

Q: An electron is moving at a speed of 0.81c nust its kinetic energy increase to raise its s

A: When objects get closer to the speed of light their mass will vary. Thus many classical properties…

Q: Two spaceships A and B are travelling in opposite directions and pass each other. A passenger in…

A: Given,  There are 2 spaceships A and B. The length of ship A measured by a passenger traveling in…

Q: The positive muon lives on average 2.20 * 10^-6 s before decaying. If such a particle is moving,…

A: Given data ∆t0=2.2×10-6 secu=0.89 c

Q: An observer on the earth sees a spaceship approaching at 0.52c. The ship then launches an…

A:

Q: A particle known as a pion lives for a short time before breaking apart into other particles.…

A: Given Data: Speed of the particle (v) = 0.986c.Lifetime of pion (T) = 3.4×10-8 s. To Determine: (a).…

Q: Two spaceships are moving along the line connecting them. One of the spaceships shoots a missile…

A: The expression for the relativistic velocity addition is given as  u=v+u'1+vu'c2 where v is the…

Q: Two spaceships pass each other traveling in opposite directions. A passenger on ship A, which she…

A: 100-m 0.920 c 36.0 m 95.0 2.20×108 m/s

Q: A spaceship, 250 m long as seen on board, moves by the earth at 0.900c. What is its length (in m) as…

A: Length of spaceship measured by the observer on board is Speed of the spaceship is Find:The length…

Q: One day, an astronomer is looking through a telescope and observes three spaceships having an…

A: Given that:Speed of century Hawk, u= 0.92cSpeed of O-wing, v= 0.5cSpeed of Borg Box,w=0.6 cSpeed of…

Q: All motion in this problem is in one dimension. A Z-ship is approaching Earth from the north at 0.68…

A: Velocity of Z ship: 0.68 c Velocity of Q ship: 0.68 c Frequency of emitted signal :9.1 MHz

Q: A spaceship whose rest length is 490 m has a speed of 0.88c with respect to a certain reference…

A:

Q: 5. An astronaut aims a flashlight toward the tail of his space- ship, which is traveling with a…

A: Given:  Astronaut aims light beam toward tail of spaceship Velocity of spaceship = 0.5 c

Q: If a spaceship, approaching the Earth at 0.300c, sends a message capsule toward the Earth at 0.410c…

A: The given data we have: Velocity of the ship: 0.300c Velocity of the capsule: 0.410c   We need to…

Q: An astronaut travels in a rocket along the +x direction with a velocity of 0.50c relative to the…

A:

Q: Two rockets fly away from the Earth in opposite directions. Each rocket is moving at a speed of v =…

A: The problem can be solved by using the concept of velocity addition and time dilation.  According to…

Q: A spaceship travels from Mercury to Mars at a speed of 0.81c relative to the Earth. Assume Earth,…

A: Speed of spaceship (v) = 0.81 c where "c" is the speed of light Time measured by the observer on…