A Spaceship Approaches the Earth with a Speed 0

question 34

Multiple Choice

A spaceship approaches the earth with a speed 0.50c.A passenger in the spaceship measures his heartbeat as 70 beats per minute.What is his heartbeat rate according to an observer that is at rest relative to the earth?

• A) 69 beats per minute
• B) 73 beats per minute
• C) 65 beats per minute
• D) 61 beats per minute
• E) 80 beats per minute

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Definitions:

Resistance

The property of a material or circuit that opposes the flow of electric current, converting electrical energy into heat.

Applied

In general context, "applied" refers to something that has been put to practical use or implemented in a real-world scenario, as opposed to being theoretical.

Engineering Notation

A version of scientific notation in which powers of ten are used, and the exponent is a multiple of three.

Prefix

A syllable or group of syllables added at the beginning of a word to alter its meaning or create a new word, often used in units of measurement.