Electronics and Communication Engineering - Electronic Devices and Circuits

51.
The term efficacy, is defined by
same as efficiency
measure of the ability of a device to produce a desired effect
input/output
(efficiency)2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

52.
The addition of p type impurity to intrinsic material creates allowable energy levels.
slightly below conduction band
slightly above conduction band
slightly below valence band
slightly above valence band
Answer: Option
Explanation:
No answer description is available. Let's discuss.

53.
An ideal Op-amp is an ideal
voltage controlled current source
voltage controlled voltage source
current controlled current source
current controlled voltage source
Answer: Option
Explanation:
No answer description is available. Let's discuss.

54.
Free electrons exist in
first band
second band
third band
conduction band
Answer: Option
Explanation:
No answer description is available. Let's discuss.

55.
Resistivity of copper is nearly
1.56 μ ohm-cm
3.95 μ ohm-cm
14.55 μ ohm-cm
22.05 μ ohm-cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.