Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Solved Assignments
Asked Questions
Answered Questions
q let at 1 maxt and xt cos 2pifmt fm ltlt fc and xct at cos 2pifct a with ma 1 sketch one full period of the am wave and draw the envelope by
syntax of recursionint fibint num fibonacci value of a number switchnum case 0 return0 breakcase 1 return1 breakdefault
explain the term recursiona recursive function is one which calls itself recursive functions are useful in evaluating certain types of mathematical
give the syntax switch statements consider the following example this is a function which converts an integer into a vague description it is
define emerging trends in bearingsnew innovations have taken place in the area of bridge bearings notable among them are1 shock transmission unit stu
q find the number of possible station frequencies in the am broadcast system in the united
q a an amplier with f0 3 or 477 db f0 4 ghz and bn 14 mhz is used with an antenna forwhich ta 200k the connecting path loss is 145 or 161 db at a
switchthis is another form of the multi way decision it is well structured but can only be used in certain cases where only one variable is tested
q an antenna with an effective noise temperature of 130 k couples through a waveguide that has a loss of 08 db to a receiver find the effective noise
what is compound statementif we wish to have more than one statement following the if or the else they should be grouped together between curly
q determine the effective input noise temperature of a long piece of waveguide that connects an antenna to a receiver with a loss of 34 db at 12 ghz
give the syntax of if-else and switch statements and explainif elsethis is used to decide whether to do something at a special point or to decide
q if an antenna has an available noise power of 16 times 10-15 w in a 1-mhz bandwidth find the antenna
q two stations using identical antennas with diameters of 50lambda and aperture efciencies of 06 at 35 ghz are separated by 30 km with negligible
what is a symbolic constant how it is defined symbolic constants are constants of any type declared by using the define compiler directive it is a
two stations located on mountain tops 40 km apart communicate with each other using two identical paraboloidal antennas with pencil beam- width of
q a paraboloidal antenna has an aperture efciency of 06 and a diameter d 100lambda at 6 ghz illumination by the feed is such that the beamwidths of
q aconical horn has a side viewas shown in figure the maximum value ofthe directive gain is given by gd sim 513dlambda2 where d radic333lambdal1
q the effective area of a dipole is given by ae 013lambda2 find the effective area of a half-wave dipole at 3
q the radiation pattern of a half-wave dipole antenna is given bya sketch the radiation pattern in the principal plane of xz containing angle thetab
q an antenna has beam widths of 3deg and 10deg in orthogonal planes and has a radiation efciency factor of 06 find the maximum radiation inten-sity
q the power gain of an antenna is 10000 if its input power is 1 kw calculate the maximum radiation intensity that it can
bring out the importance of hierarchy of operators the operators within c are grouped hierarchically according to their precedenceie
q an antenna has an aperture area of 10 m2 an aperture efciency of 06 and negligible losses if it is used at 5 ghz determinea its power gainb the
q amicrowave relay systemuses two identical horn antennas mounted on towers spaced 40 km apart if fc 6 ghz and each relay hop has l 60 db calculate