A ball with a mass of 150 g which contains 4.00x108 excess electrons is dropped into a Part A vertical shaft with a height of 110 m . At the bottom of the shaft, the ball suddenly enters a uniform horizontal magnetic field that has a magnitude of 0.300 T and direction from east to west. If air resistance is negligibly small, find the magnitude of the force that this magnetic field exerts on the ball just as it enters the field. Express your answer in newtons. F = Part B Find the direction of the force that this magnetic field exerts on the ball just as it enters the field. O from north to south O from south to north
A ball with a mass of 150 g which contains 4.00x108 excess electrons is dropped into a Part A vertical shaft with a height of 110 m . At the bottom of the shaft, the ball suddenly enters a uniform horizontal magnetic field that has a magnitude of 0.300 T and direction from east to west. If air resistance is negligibly small, find the magnitude of the force that this magnetic field exerts on the ball just as it enters the field. Express your answer in newtons. F = Part B Find the direction of the force that this magnetic field exerts on the ball just as it enters the field. O from north to south O from south to north
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![**Problem Description:**
A ball with a mass of 150 g, which contains 4.00×10⁸ excess electrons, is dropped into a vertical shaft with a height of 110 m. At the bottom of the shaft, the ball suddenly enters a uniform horizontal magnetic field that has a magnitude of 0.300 T and direction from east to west.
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**Part A:**
*Task:* If air resistance is negligibly small, find the magnitude of the force that this magnetic field exerts on the ball just as it enters the field.
*Instruction:* Express your answer in newtons.
*Input Field for Answer:*
\( F = \) [ ]
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**Part B:**
*Task:* Find the direction of the force that this magnetic field exerts on the ball just as it enters the field.
*Options:*
- from north to south
- from south to north](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F28686aa0-5c7c-4d67-b53c-7e9f54ee5be5%2F62521c17-48a3-4c28-a180-5fd24139828f%2Fqf8cpij_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Problem Description:**
A ball with a mass of 150 g, which contains 4.00×10⁸ excess electrons, is dropped into a vertical shaft with a height of 110 m. At the bottom of the shaft, the ball suddenly enters a uniform horizontal magnetic field that has a magnitude of 0.300 T and direction from east to west.
---
**Part A:**
*Task:* If air resistance is negligibly small, find the magnitude of the force that this magnetic field exerts on the ball just as it enters the field.
*Instruction:* Express your answer in newtons.
*Input Field for Answer:*
\( F = \) [ ]
---
**Part B:**
*Task:* Find the direction of the force that this magnetic field exerts on the ball just as it enters the field.
*Options:*
- from north to south
- from south to north
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