Microwave_Passive Devices

The s parameters are based on_____

• Transmitted waves

• Reflected waves

• Both transmitted and reflected waves

• None of these

When port i is matched to the junction, then Sii is

• one

• zero

• infinity

• None of these

For reciprocal networks, the scattering matrix must be

• reciprocal

• unitary

• symmetric

• none of these

Identify a non-reciprocal device

• E plane Tee

• H Plane Tee

• Directional Coupler

• Circulator

When the axis of the side arm is parallel to the Magnetic Field(H) of the collinear arm, then the tee is called _________.

• E plane Tee

• H plane Tee

• Magic Tee

• Hybrid Tee

Directivity of directional coupler is defined as the ratio of coupled output power to the_______.

• Forward Power

• Back Power

• Reflected Power

• Transmitted Power

The E plane Tee is

• Voltage junction

• Series Junction

• Shunt Junction

• Current Junction

The dominant mode in rectangular waveguide is __

• TM10

• TE10

• TEM10

• TE01

VSWR of matched termination is _______

• 1

• 0

• Infinity

Identify a microwave device used to change the direction of waveguide.

• Twist

• Short circuit plunger

• Tuning Screw

• Corner