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The approximate input impedance of CRO is

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The approximate input impedance of CRO is
1. Zero
2. 1 Mega ohm
3. 10 Mega ohm
4. 12 Mega ohm
5. 10 micro ohm
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Correct Answer - Option 2 : 1 Mega ohm

Explanation:

  • Practically input impedance of the cathode ray oscilloscope (CRO) has a range of megaohm (MΩ).
  • Practically input capacitance of the cathode ray oscilloscope (CRO) has a range of pico Farad (pF).
  • Input impedance, input capacitance, gain-bandwidth product & rise time all terms are all associated with a vertical amplifier of CRO.
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