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

question 4

Multiple Choice

As measured from the Earth,a spacecraft is moving at speed 0.80c toward a second spacecraft moving at speed 0.60c back toward the first spacecraft.What is the speed of the first spacecraft as viewed from the second spacecraft?

• A)0.81c
• B)0.95c
• C)0.38c
• D)0.20c

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Definitions:

AND Function

A logical operation that returns true only if all the operands are true.

Boolean Equation

A mathematical expression using Boolean algebra, involving operators like AND, OR, NOT, representing logical relationships.

Inverter

The digital circuit that performs inversion.

Digital Circuit

An electronic circuit that processes digital signals, consisting of logic gates and designed to perform a specific computational task.