A contestant in a winter games event pushes a 55.0 kg block of ice across a frozen lake as shown in Figure 4.29(a). The coefficient of static friction is 0.1 and the coefficient of kinetic friction is 0.03.**Diagrams:**- **Figure 4.29**: - **(a)** A person is shown pushing a block of ice with a force \( F \) at an angle of 25° above the horizontal. - **(b)** The person is pulling the block with the same force \( F \) but at an angle of 25° with a rope.**Problem:**(a) Calculate the minimum force \( F \) he must exert to get the block moving.\[ \text{(Answer in N)} \](b) What is its acceleration once it starts to move, if that force is maintained?\[ \text{(Answer in m/s}^2\text{)} \]

Answered: Image /qna-images/answer/e835e654-344a-41ff-97f0-d4ac67f5c836.jpg

A contestant in a winter games event pushes a 55.0 kg block of ice across a frozen lake as shown in Figure 4.29(a). The coefficient of static friction is 0.1 and the coefficient of kinetic friction is 0.03. (a) 25° (b) Figure 4.29 (a) Calculate the minimum force F he must exert to get the block moving. (b) What is its acceleration once it starts to move, if that force is maintained? m/s2

A contestant in a winter games event pushes a 55.0 kg block of ice across a frozen lake as shown in Figure 4.29(a). The coefficient of static friction is 0.1 and the coefficient of kinetic friction is 0.03. (a) 25° (b) Figure 4.29 (a) Calculate the minimum force F he must exert to get the block moving. (b) What is its acceleration once it starts to move, if that force is maintained? m/s2

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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