你还在为考试焦头烂额?找我们就对了!

我们知道现在是考试月,你正在为了考试复习到焦头烂额。为了让更多留学生在备考与学习季更轻松,我们决定将Gold会员限时免费开放至2025年12月31日!原价£29.99每月,如今登录即享!无门槛领取。

助你高效冲刺备考!

题目
题目

SPH4U - Physics 12 (2025-26) - A

单项选择题

If the radius of a satellite’s circular orbit is doubled, how does this affect the satellite’s orbital speed?

选项
A.a. The speed stays the same
B.b. The speed becomes four times greater
C.c. The speed is reduced
D.d. The speed is doubled
题目图片
查看解析

查看解析

标准答案
Please login to view
思路分析
Question: If the radius of a satellite’s circular orbit is doubled, how does this affect the satellite’s orbital speed? Option a: The speed stays the same. This is incorrect because in a circular orbit, the speed depends on the radius; increasing the radius changes the required c......Login to view full explanation

登录即可查看完整答案

我们收录了全球超50000道考试原题与详细解析,现在登录,立即获得答案。

类似问题

What is the average velocity of the earth's motion around the sun over one year (355 days)? Take the radius of the earth's orbit to be 150*106 km.

This diagram shows a planet at four points in its orbit around the Sun. At which of the points shown is it traveling slowest in its orbit?

This question continues previous question 32. Based on the cost information provided in Question 32 and a Weighted Average Contribution Margin (WACM) of 160 per unit calculate the break-even point in units for Model A. Note: Round to full numbers, provide your answer without the unit sign, i.e., X,XXX, and show your workings. Answer: [Fill in the blank] , Working space: [Fill in the blank]

Roses are [Fill in the blank] , violets are [Fill in the blank]

更多留学生实用工具

为了让更多留学生在备考与学习季更轻松,我们决定将Gold 会员限时免费开放至2025年12月31日!