QCEVault

Special relativity — Question 115

Original QCE Vault practice · 1 mark

Q115 · Practice questionComplex familiar1 mark

QUESTION 115

A spacecraft moves at relativistic speed past Earth. Earth observers measure the spacecraft length along its motion as
(A)
zero
(B)
shorter than its proper length
(C)
longer than its proper length
(D)
equal to its proper length
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