GATE ECE 2016 Set 3 | GATE ECE Year Wise Previous Years Questions

GATE ECE 2016 Set 3

Numerical

-0

Consider an air-filled rectangular waveguide with dimensions a = 2.286cm and b = 1.016cm. At 10GHz operating frequency, the value of the propagation constant (per meter) of the corresponding propagation mode is _____________________

Your input ____

GATE ECE 2016 Set 3

MCQ (Single Correct Answer)

-0.3

If a right-handed circularly polarized wave is incident normally on a plane perfect conductor, then the reflected wave will be

right-handed circularly polarized

left-handed circularly polarized

elliptically polarized with a tilt angle of 450

horizontally polarized

GATE ECE 2016 Set 3

MCQ (Single Correct Answer)

-0.3

Faraday's law of electromagnetic induction is mathematically described by which one of the following equations?

$$\nabla \bullet \,\mathop B\limits^ \to = \,0$$

$$\nabla \bullet \,\mathop D\limits^ \to = \,{\rho _v}$$

$$\nabla \, \times \,\mathop E\limits^ \to = \, - {{\partial \,\mathop B\limits^ \to \,} \over {\partial t}}$$

$$\nabla \, \times \,\mathop H\limits^ \to = \,\sigma \mathop E\limits^ \to + {{\partial \,\mathop D\limits^ \to \,} \over {\partial t}}$$

GATE ECE 2016 Set 3

MCQ (Single Correct Answer)

-0.6

Consider an air-filled rectangular waveguide with dimensions a = 2.286 cm and b = 1.016 cm. The increasing order of the cut-off frequencies for different modes is

$$T{E_{01}}\,\, < \,T{E_{10}}\, < \,T{E_{11}}\,\, < \,T{E_{20}}$$

$$T{E_{20}}\,\, < \,T{E_{11}}\, < \,T{E_{10}}\,\, < \,T{E_{01}}$$

$$T{E_{10}}\,\, < \,T{E_{20}}\, < \,T{E_{01}}\,\, < \,T{E_{11}}$$

$$T{E_{10}}\,\, < \,T{E_{11}}\, < \,T{E_{20}}\,\, < \,T{E_{01}}$$

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