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1 find the velocity with which the group of two frequencies 2400 mhz and 2500 mhz travels in a parallel-plate waveguide
1 complete the missing steps in the evaluation of the integral in equation 939a2 find the time-average power required
1 what are the values of the radiation resistance and the directivity for a half-wave dipole2 what is an antenna array3
1 why is it that the distances r1 and r2 in the phase factors in equations 847a and 847b cannot be set equal to r but
1 discuss the concept of unit and group patterns and their multiplication to obtain the resultant pattern of an array2
1 what determines the sense of the current flow in an image antenna relative to that in the actual antenna2 how does
1 discuss the reciprocity associated with the transmitting and receiving properties of an antenna can you think of a
1 discuss the application of the directional receiving properties of a loop antenna in the location of the source of a
1 compute the radiation resistance per kilometer length of a straight power-line wire comment on the effectiveness of
a communication link at a frequency of 30 mhz uses a half-wave dipole for the transmitting antenna and a small loop
1 what does the word retarded in the terminology retarded magnetic vector potential refer to explain2 discuss the
a circular loop antenna of radius 1 m in free space carries a uniform currenta calculate the amplitude of the electric
1 discuss the duality between the radiation fields of a small circular loop antenna with those of a hertzian dipole at
1 why can the magnetic flux density vector be expressed as the curl of another vector2 discuss the analogy between the
an arrangement of two identical hertzian dipoles situated at the origin and oriented along the x- and y-axes known as
a hertzian dipole is situated parallel to a corner reflector which is an arrangement of two plane perfect conductors at
two identical rollerseach of weight 90n are supported by an inclined plane and a vertical wall as shown in fig
a series of calibration tests is conducted on a pressure gage at a known pressure of 1000 psia it is found that 30
analyze the hersheys enterprise system creates halloween tricks casenew windowprior to the year 2000 transition herseys
assignmentpart ithis assignment requires you to write a paper to discuss your experience of human-computer interface
question 1 a give three examples for each of natural free convection and forced convection which occur in industrial
1 estimate the cycle time and production of a caterpillar 777d flat floor off highway truck operating on a level haul
technical memo based on a provided excel sheetsreport your results to dr robin hood director of applications department