ATT Week 11 Test (FC) / Strategies Review of Key
Quizzes & Correct Answers Verified, .
What causes refraction? - (ANSWER)A change in the speed of light.
What is the most common optical detector? - (ANSWER)Photo Diodes.
__________ determines the color of light. - (ANSWER)Wavelength
What affects a detectors responsivity? - (ANSWER)Changes in wavelength.
The range of frequency that an optical fiber cable has is known as___________. -
(ANSWER)Bandwidth
What optical fiber cable is made of several concentric layers? -
(ANSWER)Multimode graded-index
What is a superheterodyne good for? - (ANSWER)Extreme sensitivity and
stability.
A synchronizer performs the task of __________. - (ANSWER)Timing
What part does timing rely on? - (ANSWER)Synchronizer.
, What information does RF energy reflected from an object (echo) provide a
RADAR? - (ANSWER)Bearing, range, velocity, and elevation.
___________ is the effect of signal loss associated with high frequency currents
flowing near the outer surface of the conductor. - (ANSWER)Skin effect
What is characteristic impedance? - (ANSWER)The distributed inductance and
capacitance of a line.
What transmission lines have the largest surface area? - (ANSWER)Waveguides.
____________ is/are the result of improper waveguide joining. -
(ANSWER)Standing waves
What is the ability of an antenna to act as an antenna and a receiver called? -
(ANSWER)Reciprocity.
What is a truncated parabolic antenna used for? - (ANSWER)RADAR microwave
system.
Power gain is the measure of an antenna's ___________. - (ANSWER)efficiency
How is the efficiency of an antenna measured? - (ANSWER)The use of a reference
antenna.
Quizzes & Correct Answers Verified, .
What causes refraction? - (ANSWER)A change in the speed of light.
What is the most common optical detector? - (ANSWER)Photo Diodes.
__________ determines the color of light. - (ANSWER)Wavelength
What affects a detectors responsivity? - (ANSWER)Changes in wavelength.
The range of frequency that an optical fiber cable has is known as___________. -
(ANSWER)Bandwidth
What optical fiber cable is made of several concentric layers? -
(ANSWER)Multimode graded-index
What is a superheterodyne good for? - (ANSWER)Extreme sensitivity and
stability.
A synchronizer performs the task of __________. - (ANSWER)Timing
What part does timing rely on? - (ANSWER)Synchronizer.
, What information does RF energy reflected from an object (echo) provide a
RADAR? - (ANSWER)Bearing, range, velocity, and elevation.
___________ is the effect of signal loss associated with high frequency currents
flowing near the outer surface of the conductor. - (ANSWER)Skin effect
What is characteristic impedance? - (ANSWER)The distributed inductance and
capacitance of a line.
What transmission lines have the largest surface area? - (ANSWER)Waveguides.
____________ is/are the result of improper waveguide joining. -
(ANSWER)Standing waves
What is the ability of an antenna to act as an antenna and a receiver called? -
(ANSWER)Reciprocity.
What is a truncated parabolic antenna used for? - (ANSWER)RADAR microwave
system.
Power gain is the measure of an antenna's ___________. - (ANSWER)efficiency
How is the efficiency of an antenna measured? - (ANSWER)The use of a reference
antenna.
