Question
The wing of an airplane has an average cross-sectional area of 13 m 2 and experiences a lift force of 77,000 N. What is the
- The wing of an airplane has an average cross-sectional area of 13 m2 and experiences a lift force of 77,000 N. What is the average difference in the air pressure between the top and bottom of the wing? Please give your answer in N/m2
A dentist's chair with a person in it weighs 2000 N. The output plunger of a hydraulic system starts to lift the chair when the dental assistant's foot exerts a force of 36 N on the input piston. Neglecting any difference in the heights of the piston and the plunger, what is the ratio of the area of the plunger to the area of the piston?
| Aplunger |
| Apiston |
=
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Applied Physics
Authors: Dale ewen, Neill schurter, P. erik gundersen
10th Edition
978-0136116332, 136116337, 9780132830096, 978-0132109277
