Which Effects Have Been Useful (And Successful)in the Search for and Identification

question 332

Multiple Choice

Which effects have been useful (and successful) in the search for and identification of black holes in the universe?

• A) the influence of their intense gravitational field on atoms that are emitting light from the event horizons of the black holes
• B) their gravitational influence on nearby matter, particularly companion stars
• C) the effect of their angular momentum, or spin, on nearby matter
• D) their magnetic fields and the influence of these fields on nearby matter

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Definitions:

Over-heating

A condition where an engine or device exceeds its normal operating temperature, potentially causing damage or failure.

Out-of-round Drum

Refers to a drum brake component that has become uneven, leading to brake pulsation and compromised braking efficiency.

Brake Pedal Pulsation

A condition where the brake pedal vibrates under the foot during application, often indicating an issue with the braking system.

Brake Reassembly

The process of putting back together the components of a brake system after repair, maintenance, or inspection has been completed.