Related Questions

The attenuation in waveguide above to cut off frequency
A Very high
B Very low
C Zero
D Infinite
A tailor had a number of shirt pieces to cut from some large pieces of fabric. He cut each large piece into 10 smaller pieces. He cut at the rate of 45 cuts per minute . How many large pieces would be cut in 24 minutes?
A 32
B 54
C 108
D 120
A tailor had a number of shirt pieces to cut from large piece pieces of fabric. He cut each large piece into 10 smaller pieces. He cut at the rate of 45 cuts per minute. How many large pieces would be cut in 24 minutes?
A 32
B 54
C 108
D 120
A tailor had a number of shirt pieces to cut from a roll of fabric. He cut each roll of equal length into 10 pieces. He cut at the rate of 45 cuts a minute. How many rolls would be cut in 24 minutes ?
A 32 rolls
B 54 rolls
C 108 rolls
D 120 rolls
The upper or lower cut off frequency is also called ___________ frequency
A Resonant
B Sideband
C 3 db
D None of the above
The frequency generated by each decade in a direct frequency synthesizer is much higher than the frequency shown; this is done to
A Reduce the spurious frequency problem
B Increase the frequency stability of the synthesizer
C Reduce the number of decades
D Reduce the number of crystals required
10 men can cut 15 trees in 2 hours. If 2 men leave the job, how many trees will be cut in 3 hours?
A 20 trees
B 18 trees
C 24 trees
D None of these
Rahim wants to cut a rectangular board into indentical square piece. If the board is 18 inched by 30 inches what is the least number of square pieces he can cut without wising any of the board?
A 4
B 6
C 9
D 15
A rectangular waveguide is a
A Rectangular conducting wire to propagate electromagnetic waves
B Hollow rectangular walled room carrying electromagnetic wave
C Hollow rectangular conducting tube through which electromagnetic waves can be propagat-ed
D Tube antenna to transmit and receive electromagnetic waves
If a and b are the dimensions of waveguide then
A a = 3b
B a = 2b
C a = b
D $${\text{a}} = \frac{{\text{b}}}{4}$$

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