炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题

炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题于2026-02-26发布，目前已经汇总了炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题的各科答案和试卷，更多试卷答案请关注本网站。

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1、炎德英才大联考长郡中学2026数学

炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题

炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题

Question No.25：Why did the bank manager thank them
第四节 听短文填空
True friends are not easy to find, so we should do our best to find a real friendship and keep it.When we are with our friends, we should try to make them closer to us.Smiling is one of the easiest ways.People like to see the happy face of someone greeting them.
When you talk to someone, ask questions to help him or her keep talking.Don't ask personal questions, or your friends may feel unhappy and want to walk away.Listening is an important part when you are with friends.You should listen carefully to what people are saying, and answer in the right way.Body language can show that you're listening.
Some people have the same interests and hobbies as you.It's easier to make friends with them.You may spend hours talking about the same interests you have.
A real friendship may last for all our life.We should try to keep it long.
第一部分　听力

5、炎德英才大联考(长郡版)长郡中学2026届高三月 卷(七)7数学试题

2、炎德英才大联考(长郡版)长郡中学2026届高三月考(七)7数学试题

4、炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题

4、炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题

5、炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学试题

21. 科技小组的同学制作了一个利用电压表测物体重力的装置，如图所示，电源电压为6V不变，滑动变阻器最大阻值为50Ω，电压表量程为0-3V，物重每增加1N，a至P之间的电阻刚好增加2Ω。
（1）当秤盘不放任何重物时，滑片P恰好处于a点：当放上一重物时滑片P恰好在点b，此时电压表示数刚好为2V。则物体重为___________N，电阻的阻值为___________Ω；
（2）小丽把电压表改装成了“重力表”，为了使读数更精确，小丽同学换用一电压恒为多少V的电源，当物重为25N时电压表读数恰好为3V。（请写出必要的文字说明、推导过程和计算结果。）
物理答案
1-5.ABDBB 6-8.BBC
9. BD
10. BD

炎德英才大联考(长郡版)长郡中学2026届高三月考试卷(七)7数学答案