The full step-by-step solution to problem: 19RQ from chapter: 35 was answered by , our top Physics solution expert on 04/03/17, 08:01AM. The answer to “If a flashing light source moves toward you fast enough so that the duration between flashes is half as long, how long will be the duration between flashes if the source is moving away from you at the same speed?” is broken down into a number of easy to follow steps, and 40 words. Conceptual Physics was written by and is associated to the ISBN: 9780321909107. This textbook survival guide was created for the textbook: Conceptual Physics, edition: 12. Since the solution to 19RQ from 35 chapter was answered, more than 245 students have viewed the full step-by-step answer. This full solution covers the following key subjects: duration, source, long, flashes, light. This expansive textbook survival guide covers 45 chapters, and 4650 solutions.