Suppose You Detect a Pulsar That Gives Us 1,000 Radio

question 19

Multiple Choice

Suppose you detect a pulsar that gives us 1,000 radio pulses per second, but the pulsar is in a distant galaxy that is apparently moving away from us at 50 percent of the speed of light. An observer at rest with respect to the pulsar in that faraway galaxy would measure a pulse rate of:

• A) 870 per second
• B) 1,150 per second
• C) 1,250 per second
• D) 1,366 per second
• E) 1,450 per second

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Definitions:

Central Bankers

Officials responsible for overseeing a country's monetary system and policy, including controlling the money supply and interest rates.

Active Approach

is a strategy in management or investing that involves taking specific actions to achieve a particular goal, as opposed to a passive or laissez-faire approach.

Natural Adjustments

Natural adjustments refer to the self-correcting mechanisms of markets or economies that respond to imbalances or disruptions without the need for external intervention.

Expansionary Gap

A situation where the actual output of an economy exceeds its potential output, typically characterized by increasing prices.