A meter stick moves sideways (that is, in a direction perpendicular to its length)at 0.95c.According to measurements taken in the laboratory, its length is:
A)0 m
B)0.098 m
C)0.31 m
D)1.0 m
E)3.2 m

Question

Quizplus · Accepted Answer

The length contraction formula only applies to the direction of motion. Since the meter stick is moving perpendicular to its length, its length remains unchanged at 1.0 m.

A Meter Stick Moves Sideways (That Is, in a Direction