Figure 17-44 is a photograph of a computer screen shot by a camera set at an exposure

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Figure 17-44 is a photograph of a computer screen shot by a camera set at an exposure time of 1/4s. During the exposure the cursor arrow was moved around by the mouse, and we see it 15 times.

(a) Explain why we see the cursor 15 times.
(b) What is the refresh rate of the screen?

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Physics Principles with Applications

ISBN: 978-0321762429

7th edition

Authors: Douglas C. Giancoli

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Question Posted: Oct 05, 2017 08:22 AM

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Figure 17-44 is a photograph of a computer screen shot by a camera set at an exposure

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a The monitor screen is redrawn at regular intervals Even though the mouse cursor mo...View the full answer

Physics Principles with Applications

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