As Measured from the Earth, a Spacecraft Is Moving at Speed

question 46

Multiple Choice

As measured from the Earth, a spacecraft is moving at speed c/2 toward a second spacecraft that is not moving. The first spacecraft emits a laser pulse toward the second spacecraft. What is the speed of the laser pulse measured by the second spacecraft as it passes by?

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Definitions:

Capital Goods

Long-term assets such as buildings, machinery, and equipment used by businesses to produce goods and services.

Division of Labor

Division of labor is the assignment of different parts of a manufacturing process or task to different people in order to improve efficiency.

Productivity

A measure of average output or real output per unit of input. For example, the productivity of labor is determined by dividing real output by hours of work.

Workers' Abilities

The skills, expertise, and competencies that employees possess, which contribute to their performance and productivity in the workplace.