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Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 14 (Q.No. 46)
Electronic Devices and Circuits
46.
Consider the following statements
  1. An iron cored choke is a nonlinear device.
  2. A carbon resistor kept in a sunlight is a time - invariant and passive device.
  3. A dry cell is a time - varying and active device.
  4. An air capacitor is a time - invariant and passive device
Of these statements
1, 2, 3 and 4 are correct
1, 2 and 3 are correct
1, 2 and 4 are correct
2 and 4 are correct
Answer: Option
Explanation:
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