In the high jump, the kinetic energy of an athlete is transformed into gravitational potential energy without the aid of a pole. Part A With what minimum speed must athlete leave the ground in order to lift his center of mass 1.95 m and cross the bar with a speed of 0.70 m/s ?

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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In the high jump, the kinetic energy of an athlete is transformed into gravitational potential energy without the aid of a pole.

### Part A

**Question:**

With what minimum speed must an athlete leave the ground in order to lift his center of mass 1.95 m and cross the bar with a speed of 0.70 m/s?

**Instruction:**

Express your answer to two significant figures and include the appropriate units.

**Input Box:**

There is a box to input the value and units of the speed (\(v\)):

- **Value:** (input field)
- **Units:** (input field)

**Buttons:**

- Submit
- Request Answer
Transcribed Image Text:In the high jump, the kinetic energy of an athlete is transformed into gravitational potential energy without the aid of a pole. ### Part A **Question:** With what minimum speed must an athlete leave the ground in order to lift his center of mass 1.95 m and cross the bar with a speed of 0.70 m/s? **Instruction:** Express your answer to two significant figures and include the appropriate units. **Input Box:** There is a box to input the value and units of the speed (\(v\)): - **Value:** (input field) - **Units:** (input field) **Buttons:** - Submit - Request Answer
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