Electromagnetic & Transmission Lines Test Questions Start Creating PDF

MCQ: The constant x-circles of Smith chart becomes smaller due to increase in the value of 'x' from ______

1. 0 to π
2. 0 to 2π
3. 0 to π /2
4. 0 to ∞

MCQ: According to Smith diagram, where should be the position of reflection coefficient value for a unity circle with unity radius?

1. On or inside the circle
2. Outside the circle
3. Both a and b
4. None of the above

MCQ: If the quarter line is short-circuited, then it acts as _______

1. Conductor
2. Insulator
3. Semiconductor
4. Power regulator

MCQ: After what wavelength does the nature of graph get reversed for the input impedance of open-circuited line?

1. λ/2
2. λ/4
3. λ/8
4. λ/16

MCQ: What is the phase variation range for reflection coefficient in the transmission lines?

1. 0° to 90°
2. 90° to 150°
3. 0° to 180°
4. 90° to 360°

MCQ: Which lossless element is inserted between source and load in addition to an ideal transformer in order to reduce the effect of reflection loss phenomenon by image matching?

1. Amplitude shifter
2. Phase shifter
3. Frequency divider
4. Voltage divider

MCQ: The ratio of magnitudes of electric field intensity to the magnetic field intensity is regarded as ________

1. Intrinsic Impedance
2. Characteristic Impedance
3. Both a and b
4. None of the above

MCQ: How is the relation between energy transfer and the electric and magnetic fields specified?

1. By Poynting theorem
2. By Stoke's theorem
3. By Helmholtz theorem
4. By Lagrange's theorem

MCQ: According to Maxwell's first equation in a point form for the static field, the electric flux per unit volume by leaving a small value is equal to __________

1. Zero
2. Current density
3. Volume charge density
4. Magnetic field intensity

MCQ: Which type of capacitor possesses magnitude of flux density equivalent to its surface charge density?

1. Parallel Plate capacitor
2. Spherical Capacitor
3. Co-axial cable capacitor
4. None of the above