1) A jet flying in the air executes a vertical circular loop with a radius of 500 m at a constant speed of 120 m/s. a) Draw the free body diagrams for a 75.0 kg pilot at the top and the bottom of the loop. R b) What is the algebraic expression for the normal force of the seat on the pilot at the top of the loop? Calculate its magnitude. c) What is the algebraic expression for the normal force of the seat on the pilot at the bottom of the loop? Calculate its magnitude.

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**Vertical Circular Motion Problem**

**1) A jet flying in the air executes a vertical circular loop with a radius of 500 m at a constant speed of 120 m/s.**

**a) Draw the free body diagrams for a 75.0 kg pilot at the top and the bottom of the loop.**

*Diagram Explanation:*
- The loop depicted is a circle with radius \( R \).
- The jet's position can be at different points along this circle, primarily focused here on the topmost and bottommost points.
- At the top of the loop, both gravitational force (\( mg \)) and normal force (\( N \)) will act downward towards the center of the loop.
- At the bottom of the loop, gravitational force (\( mg \)) acts downward, while the normal force (\( N \)) acts upward.

![Diagram of loop](loop_diagram.png)

**b) What is the algebraic expression for the normal force of the seat on the pilot at the top of the loop? Calculate its magnitude.**

*Calculation Explanation:*
- At the top of the loop:
  \[ N_{\text{top}} + mg = \frac{mv^2}{R} \]
  Where:
  - \( N_{\text{top}} \) is the normal force at the top of the loop.
  - \( m \) is the mass of the pilot (75.0 kg).
  - \( g \) is the acceleration due to gravity (9.8 m/s²).
  - \( v \) is the speed of the jet (120 m/s).
  - \( R \) is the radius of the loop (500 m).

Therefore:
  \[ N_{\text{top}} = \frac{m v^2}{R} - mg \]
  Plug in the known values to find the magnitude.

**c) What is the algebraic expression for the normal force of the seat on the pilot at the bottom of the loop? Calculate its magnitude.**

*Calculation Explanation:*
- At the bottom of the loop:
  \[ N_{\text{bottom}} - mg = \frac{mv^2}{R} \]
  Where:
  - \( N_{\text{bottom}} \) is the normal force at the bottom of the loop.
  - \( m \) is the mass of the pilot (75.0 kg).
  - \( g \) is
Transcribed Image Text:**Vertical Circular Motion Problem** **1) A jet flying in the air executes a vertical circular loop with a radius of 500 m at a constant speed of 120 m/s.** **a) Draw the free body diagrams for a 75.0 kg pilot at the top and the bottom of the loop.** *Diagram Explanation:* - The loop depicted is a circle with radius \( R \). - The jet's position can be at different points along this circle, primarily focused here on the topmost and bottommost points. - At the top of the loop, both gravitational force (\( mg \)) and normal force (\( N \)) will act downward towards the center of the loop. - At the bottom of the loop, gravitational force (\( mg \)) acts downward, while the normal force (\( N \)) acts upward. ![Diagram of loop](loop_diagram.png) **b) What is the algebraic expression for the normal force of the seat on the pilot at the top of the loop? Calculate its magnitude.** *Calculation Explanation:* - At the top of the loop: \[ N_{\text{top}} + mg = \frac{mv^2}{R} \] Where: - \( N_{\text{top}} \) is the normal force at the top of the loop. - \( m \) is the mass of the pilot (75.0 kg). - \( g \) is the acceleration due to gravity (9.8 m/s²). - \( v \) is the speed of the jet (120 m/s). - \( R \) is the radius of the loop (500 m). Therefore: \[ N_{\text{top}} = \frac{m v^2}{R} - mg \] Plug in the known values to find the magnitude. **c) What is the algebraic expression for the normal force of the seat on the pilot at the bottom of the loop? Calculate its magnitude.** *Calculation Explanation:* - At the bottom of the loop: \[ N_{\text{bottom}} - mg = \frac{mv^2}{R} \] Where: - \( N_{\text{bottom}} \) is the normal force at the bottom of the loop. - \( m \) is the mass of the pilot (75.0 kg). - \( g \) is
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