Experimenter a Uses a Test Charge Q₀ and Experimenter B

question 32

Multiple Choice

Experimenter A uses a test charge q₀ and experimenter B uses a test charge 2q₀ to measure an electric field produced by stationary charges.A finds a field that is:

• A)the same as the field found by B
• B)greater than the field found by B
• C)less than the field found by B
• D)either greater or less than the field found by B, depending on the masses of the test charges
• E)either greater or less than the field found by B, depending on the accelerations of the test charges

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Definitions:

Phagocytosis

“Cell eating”; type of receptor-mediated endocytosis in which a cell engulfs a large solid particle such as another cell.

White Blood Cells

Cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders.

Foreign Particles

Tiny, extraneous substances not naturally part of a system, often causing harm or disruption.

Active Site

Pocket in an enzyme where substrates react and are converted to products.