2. A block is pushed up a frictionless plane with an initial speed vo and then released. The plane is inclined 30° above the horizontal. What is the approximate acceleration of the block at the instant that it reaches its highest point on the inclined plane? a. Zero b. 5 m/s? down the incline c. 10 m/s? down the incline d. 10 m/s? up the incline e. It cannot be calculated without knowing the value of Vo

2. A block is pushed up a frictionless plane with an initial speed vo and then released. The plane is inclined 30° above the horizontal. What is the approximate acceleration of the block at the instant that it reaches its highest point on the inclined plane? a. Zero b. 5 m/s? down the incline c. 10 m/s? down the incline d. 10 m/s? up the incline e. It cannot be calculated without knowing the value of Vo

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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Question

2. A block is pushed up a frictionless plane with an initial speed v. and then
released. The plane is inclined 30° above the horizontal. What is the
approximate acceleration of the block at the instant that it reaches its
highest point on the inclined plane?
a. Zero
b. 5 m/s? down the incline
c. 10 m/s? down the incline
d. 10 m/s? up the incline
e. It cannot be calculated without knowing the value of vo

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