In a Physics Experiment a Pulsed Electron Beam Is Fired

question 5

Multiple Choice

In a physics experiment a pulsed electron beam is fired at a target.Each pulse lasts 60.0 ns,and there are electrons in each pulse.Each electron in a pulse travels with a speed of m/s.What is the impulse delivered to the target during one pulse if all the electrons are reflected elastically by the target?

• A) N·s
• B) N·s
• C) N·s
• D)The impulse is more than double the largest value given in the other answers.

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Definitions:

Neuropsychology

Study of the relationships between brain function and behavior, especially in humans.

Neurology

The branch of medicine dealing with disorders of the nervous system.

Ablate

To remove or destroy tissue, often through surgical means or using extreme cold or heat, used in various medical treatments.

Broca's Area

Broca's Area is a region in the frontal lobe of the dominant hemisphere of the brain, involved in language processing, speech production, and comprehension.