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2021大学慕课答案 人人爱物流(天津财经大学)1463539458 最新大学MOOC满分章节测试答案
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2021大学慕课答案 Engineering Electromagnetics(Beijing Jiaotong University) 最新大学MOOC满分章节测试答案
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本课程起止时间为:2021-03-03到2021-07-01
本篇答案更新状态:已完结
Ch 1 Fields 1.1 Quiz (Gradient of a Scalar Field)
1、 问题:About gradient, which one is right?
选项:
A:Gradient of a scalar field is a scalar.
B:The magnitude of a gradient is the maximum change rate of the scalar function.
C:The direction of a gradient is the direction of the directional derivative.
D:The gradient of a constant is not certain.
答案: 【The magnitude of a gradient is the maximum change rate of the scalar function.】 点我阅读全文