南开大学 大学物理实验 稳态电路 实验报告单.pdf

稳态电路 实验报告单 学 号：2012604 姓 名：苏可铮 年 级：2020 级 学 院：数学科学学院 完成日期：2021 年5 月18 日 实验报告 用混合量热法测定冰的溶解热 目录 实验目的 ······························································································ 1 实验器材 ······························································································ 2 实验原理 ······························································································ 3 实验内容 ······························································································ 6 数据记录与处理 ····················································································· 7 1 实验报告 用混合量热法测定冰的溶解热 实验目的 • 了解RC、RL 串联电路的稳态特性； • 研究 RC 低通、高通、全通电路的传输特性； • 观察 RC 低通电路的滤波特性； • 熟悉示波器、信号源的使用； 1 实验报告 用混合量热法测定冰的溶解热 实验器材 • 双踪示波器 • 标准电容（0.1µF ） • 标准电阻（1kΩ） • 信号发生器 • 插线板 2 实验报告 用混合量热法测定冰的溶解热 实验原理 • RC 高通电路： R 1 K = = R + R 1 + 1 jωC jωC 1 √ |K | = 1 + ( 1 )2 ωRC 1 φ = arctan ωRC 且ω0 = 1 为截止圆频率.