1.  1 kilo-ohm

2.  10 kilo-ohm

4.  1 mega-ohm

1.  2 R.

2.  R/2 (i-j)

3.  R/2 (i-j)

4.  R447

1.  Lowest frequency that is reflected by the ionosphere

3.  Lowest frequency by which communi-cation is possible between two given points

4.  None of the above

1.  Lowest frequency that is reflected by the ionosphere

3.  Lowest frequency by which communi-cation is possible between two given points

4.  None of the above

2.  100 watts

3.  watts

4.  50 watts

1.  A short-circuited stub

2.  An open –circuited stub

3.  A half wave line

2.  0. 368 K

3.  2.71 K

4.  None of these

1.  Fig.(1) and Fig. (2)

2.  Fig. (2) only

4.  Both Fig. (3) and Fig. (4)

2.  

3.  

4.  

1.  2

2.  4

4.  16