A contestant in a winter games event pushes a 32.0 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) Calculate the minimum force F he must exert to get the block moving. ...........N (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 32.0 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) Calculate the minimum force F he must exert to get the block moving. ...........N (b) What is its acceleration once it starts to move, if that force is maintained? .........m/s2

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: More Applications Of Newton’s Laws

Section: Chapter Questions

Problem 42P

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Question

(a) Calculate the minimum force F he must exert to get the block moving.
...........N
(b) What is its acceleration once it starts to move, if that force is maintained?
.........m/s²

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