Physics · 2023
JEE Main · 30 January 2023, Shift 2 · Q8
Match List I with List II: Choose the correct answer from the options given below:
Match List I with List II:
Choose the correct answer from the options given below:
| List I | List II |
| A. Attenuation | I. Combination of a receiver and transmitter. |
| B. Transducer | II. process of retrieval of information from the carrier wave at receiver |
| C. Demodulation | III. converts one form of energy into another |
| D. Repeater | IV. Loss of strength of a signal while propogating through a medium. |
Official answer
From NTA’s final answer key for this paper.
(3)
A-IV, B-III, C-II, D-I
More from Communication Systems
- A message signal of frequency 3 kHz is used to modulate a carrier signal of frequency 1.5 MHz. The bandwidth of the amplitude modulated wave is2023
- Match List I with List II Choose the correct answer from the options given below:2023
- The amplitude of 15 sin (1000 π t) is modulated by 10 sin (4 π t) signal. The amplitude modulated signal contains frequency (ies) of A. 500 Hz B. 2…2023
- A message signal of frequency 5 kHz is used to modulate a carrier signal of frequency 2 MHz. The bandwidth for amplitude modulation is:2023
- The height of transmitting antenna is 180 m and the height of the receiving antenna is 245 m. The maximum distance between them for satisfactory…2023
- In satellite communication, the uplink frequency band used is:2023
- For an amplitude modulated wave the minimum amplitude is 3 V, while the modulation index is 60 %. The maximum amplitude of the modulated wave is:2023
- Match List - I with List - II Choose the correct answer from the options given below:2023
JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.