A Spaceship Approaches Earth with a Speed 0

question 49

Multiple Choice

A spaceship approaches Earth with a speed 0.38c. A passenger in the spaceship measures his heartbeat as 72 beats per minute. How many beats per minute are observed in the telemetry radio signals received on Earth? Note that, in addition to time dilation, one must take into account that the signals of successive heartbeats have to travel shorter distances because the spaceship is moving closer (Doppler Effect) .

• A) 75
• B) 107
• C) 48
• D) 100
• E) 67

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Definitions:

Status Effects

The impacts or consequences that arise from an individual's social, professional, or other status within a group or society.

Effective Communication

The process of exchanging information in a way that the message is received and understood as intended, leading to the desired response or action.

Intentional Distortion

The deliberate alteration or misrepresentation of information or data.

Filtering

The process of selectively presenting information, often by removing or reducing certain details, to manage how it is perceived by others.