A 40-G Bead Carries a Charge of 20 μC

question 106

Multiple Choice

A 4.0-g bead carries a charge of 20 μC.The bead is accelerated from rest through a potential difference V,and afterward the bead is moving at 2.0 m/s.What is the magnitude of the potential difference V?

• A)800 kV
• B)400 kV
• C)800 V
• D)400 V
• E)200 V

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Definitions:

Conditional Promise

A pledge to do or not do something that is contingent upon a certain event occurring or a condition being met.

Pre-Existing Duty

An obligation that a party is already legally obliged to perform, which is not considered sufficient to serve as consideration for a new contract.

Legal Sufficiency

The adequacy of evidence in meeting legal standards to support a finding or conclusion in a legal proceeding.

Bargained-For-Exchange

A fundamental concept in contract law that requires each party to provide something of value to the other for a contract to be valid.