एक CRO साइन तरंगरूप दाखवतो जो 6 क्षैतिज विभागांमध्ये 3 चक्रांचा विस्तार करतो. जर टाइम बेस स्विच 1 ms/div वर सेट केला असेल, तर या सिग्नलची वारंवारता किती मोजली जात आहे?

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RRB ALP Mechanic Radio & TV 23 Jan 2019 Official Paper (Shift 3)
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  1. 500 Hz
  2. 50 Hz
  3. 20 Hz
  4. 200 Hz

Answer (Detailed Solution Below)

Option 1 : 500 Hz
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Detailed Solution

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संकल्पना:

दिलेला काळ आधार 1 ms प्रति विभागावर सेट केला आहे.

तसेच, 3 पूर्ण चक्रांसाठी, दिलेला साइनवक्र सिग्नल सहा क्षैतिज विभाग व्यापतो

एका चक्रातील क्षैतिज विभागांची संख्या 2 आहे

ज्या वक्रीय फलचा कालावधी \(2\times1\) ms आहे

सिग्नलची वारंवारता =1/T=500 Hz

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