题目内容

When a sinusoidal signal is applied, you will obtain a clear and stable sine waveform trace on the screen.

A. 正弦波形
B. 正弦信号
C. 屏幕
D. 踪迹

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Amplitude, peak-peak voltage , time period can be measured from the graph.

A. 测量
B. 幅值
C. 峰-峰值电压
D. 时间周期

A function generator is electronic test equipment used to generate electrical waveforms . Function generators are typically used in electronics repair and design, where they are used as a signal source to test a circuit.

A. 测试设备
B. 信号源
C. 函数发生器
D. 电气波形

These waveforms are sine, square, or triangle .

A. 波形
B. 三角形
C. 正弦
D. 正方形

By clicking in the 1k FREQUENCY RANGE button, selecting a sine wave signal and setting the ATTENUATOR switch to 0 dB, the generator outputs a 1kHz sine waveform.

A. 按钮
B. 正弦波信号
C. 频率范围
D. 衰减器开关

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