An Electron and a Proton Are Both Initially Moving with the Same

question 32

Multiple Choice

An electron and a proton are both initially moving with the same speed and in the same direction at 90˚ to the same uniform magnetic field.They experience magnetic forces, which are initially:

• A)identical
• B)equal in magnitude but opposite in direction
• C)in the same direction and differing in magnitude by a factor of 1840
• D)in opposite directions and differing in magnitude by a factor of 1840
• E)equal in magnitude but perpendicular to each other

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Definitions:

Superior Phrenic Artery

The superior phrenic artery supplies blood to the upper part of the diaphragm, the main muscle involved in breathing.

Blood Vessels

Tubular structures carrying blood through the tissues and organs; a network that includes arteries, veins, and capillaries.

Celiac Artery

A major artery that supplies oxygenated blood to the liver, stomach, abdominal esophagus, spleen, and the superior half of both the duodenum and the pancreas.

Stomach

A hollow organ in the gastrointestinal tract that digests food with acidic gastric juices before it moves into the intestines.