A Compact Body Pulls Material from a Binary Companion

question 171

Multiple Choice

A compact body pulls material from a binary companion.This material plunges toward the compact body,forms an accretion disk,and emits X-rays.Which phenomenon would this description NOT fit?

• A) a pulsating X-ray source
• B) an X-ray burster
• C) a black hole in a binary system
• D) a nova

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Definitions:

Acceptance

A term used in contract law, acceptance refers to the act of agreeing to the terms of an offer, thereby creating a binding contract.

Canceled

The act of formally terminating or voiding an agreement, contract, policy, or event.

CISG

The United Nations Convention on Contracts for the International Sale of Goods, a treaty that governs the sale of goods between parties in different countries.

Effective

The state at which something is able to accomplish its intended purpose, produce the desired outcome, or is in force.