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Question: A waveguide, with dimensions a = 1 cm and b = 0.7 cm, is to be used at 20 GHz. Determine the wave impedance for the dominant mode when
(a) the guide is empty, and
(b) the guide is filled with polyethylene (whose εr = 2.25). The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
A vertical wall (5.4 m 2.4 m) in a house faces due east. A uniform electric field has a magnitude of 164 N/C. What is the electric flux through the wall
A concave shaving mirror has a focal length of 33 cm. Calculate the image position of a cologne bottle placed in front of the mirror at a distance of 93 cm. how large it is with respect to the object
The distance between the objective and eyepiece of a telescope is 48cm. The focal length of the eyepiece is 3.0cm. What is the angular magnification of this telescope
A hoop and a disk, both of 0.66- m radius and 4.0- kg mass,are released from the top of an inclined plane 3.1 m high and 8.9 mlong. What is the speed of each when it reaches the bottom? Assume that they both roll without slipping.
one mole of an ideal monoatomic gas initially at 300 k is expanded from an initial pressure of 10 atm to a final
A classic observation of refraction occurs when a pencil is placed in a glass half filled with water. Do this and observe the shape of the pencil when you look at the pencil sideways, that is, through air, glass, water. Explain your observations. ..
If the coefficient of friction between road and tires on a rainy day is 0.120, what is the minimum distance in which the car will stop.
A projectile is set 8000m horizontally from the edge of a bluff that drops 100m down from the level of projectile. Find the angle it makes when it hits the ground
A spacecraft moving away from Earth emits a 4306 Hz signal. A scientist on Earth measures thesignal to be 4305 Hz. What is the speed of the spacecraft relative to Earth
The x and y components of a displacement vector are -3.00 m and +4.00 m, respectively. What angle does this vector make with the positive x axis?
A 0.30 m 0.30 m 0.10 m block is suspended from a wire and is completely under water. What buoyant force acts on the block
An isolated conductor of arbitrary shape has a net charge of +11 x 10- 6 C. what is the charge on the outer surface of the conductor
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