A Loop with a Resistance of 4

question 46

Multiple Choice

A loop with a resistance of 4.0 is pushed to the left at a constant speed of 2.0 m/s by a 24 N force.At the instant shown in the figure,the loop is partially in and partially out of a uniform magnetic field.An induced current flows from left to right through the resistor.The length and width of the loop are 2.0 m and 1.0 m,respectively.

-What is the direction of the magnetic field?

• A)to the left
• B)to the right
• C)out of the paper
• D)into the paper
• E)toward the top of the page

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Definitions:

Proactive Interference

The occurrence in which earlier memories interfere with the retrieval of more recent memories.

Testing Effect

The enhanced memory performance and retention resulting from being tested on material as opposed to only studying it.

Repressed Memories

Repressed memories are memories that have been unconsciously blocked due to being associated with a high level of stress or trauma.

Psychological Associations

Refers to the connections or relationships formed in the mind between ideas, feelings, or memories.