A Proton Is Accelerated from Rest Through a Potential Difference

question 21

Multiple Choice

A proton is accelerated from rest through a potential difference of 150 V. It then enters a region of uniform magnetic field and moves in a circular path (radius = 12 cm) . What is the magnitude of the magnetic field in this region?

• A) 18 mT
• B) 12 mT
• C) 15 mT
• D) 22 mT
• E) 10 mT

Understand the concepts of shortage and surplus in the context of market equilibrium.

Identify and differentiate between price floors and price ceilings.

Calculate the magnitude of shortage or surplus in given market scenarios.

Interpret the impact of set prices above or below the equilibrium on market conditions.

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