Question: Which of the following measurements can be made with the help of a frequency counter? <ol> <li>Fundamental frequency of input signal</li> <li>Frequency components of the input signal at least up to third harmonics</li> <li>Time interval between two pulses</li> <li>Pulse width</li> </ol>  Select the correct answer using the codes given below:

MCQ: Which of the following measurements can be made with the help of a frequency counter? <ol> <li>Fundamental frequency of input signal</li> <li>Frequency components of the input signal at least up to third harmonics</li> <li>Time interval between two pulses</li> <li>Pulse width</li> </ol>  Select the correct answer using the codes given below:

• A. 2 and 4
• B. 1 and 2
• C. 1, 2 and 3
• D. 1, 3 and 4