Preview Questions RF (Radio Frequency) Engineer | Role Specific Skill

Question 1: What is the effect of increasing bandwidth in a wireless communication system?

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It decreases the signal-to-noise ratio

It increases the data rate and system capacity

It reduces signal propagation distance

It limits the number of users in the network

Question 2: What is the primary purpose of beamforming in MIMO systems?

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Enhances directional signal transmission

Reduces interference

Increases data rate

Simplifies antenna design

Question 3: Which of the following antenna types is typically used for long-range communication, such as satellite communication?

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Parabolic reflector antenna

Dipole antenna

Monopole antenna

Patch antenna

Question 4: Which of the following antenna configurations is best suited for a point-to-point communication system?

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Parabolic dish antenna

Dipole antenna

Patch antenna

Omnidirectional antenna

Question 5: What is the effect of mutual coupling between antennas in an array?

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It improves the impedance matching

It can distort the radiation pattern and reduce the overall performance

It increases the gain of each antenna

It causes higher radiation efficiency

Question 6: What is the significance of the "critical angle" in RF signal transmission?

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It determines the highest frequency that can be transmitted

It is the angle at which polarization shifts

It is the angle at which total internal reflection occurs in certain materials

It defines the maximum signal strength