Related Questions

Why does the ionosphere of the Earth's atmosphere facilitate radio communication? i. The presence of ozone causes the reflection of radio waves to earth ii. Radio waves have a very long wavelength
A i only
B ii only
C both i & ii
D neither i nor ii
In radio transmission, the medium of transmission is ___________
A Space
B An antenna
C Cable
D None of the above
What frequency range is used for FM radio transmission?
A Very Low Frequency : 3 kHz to 30. kHz
B Low Frequency : 30 kHz to 300 kHz
C High Frequency : 3 MHz to 30 MHz
D Very High Frequency : 30 MHz to 300 MHz
E None of the above
কোনো খেলার সরাসরি সম্প্রচারের ডেটা ট্রান্সমিট হবার প্রক্রিয়া- (i) Broadcast Transmission (ii) Duplex Transmission (iii) Simplex Mode Transmission নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i ii ও iii
capacitors are used for audio frequency and radio frequency coupling and tuning.
A Air
B Mica
C Plastic film
D Ceramic
To measure radio frequency, the suitable frequency meter is
A Weston frequency meter
B reed vibrator frequency meter
C heterodoxy frequency meter
D electrical resonance frequency meter
The manager of a radio program is going to feature six vocalists--M,N,P,Q,R and S on her half hour radio show during the course of one week.She will feature one vocalist on the show each day from Monday through Saturday.The manager must schedule the vocalists for the show according to the following conditions: *M must be featured earlier in the week than R. *P must be featured on Tuesday. * Q must be featured on the day immediately before or immediately after the day on which N is featured. If N is to be featured on Thursday, the earliest day on which R can featured is ---
A Monday
B Tuesday
C Wednesday
D Friday
The manager of a radio program is going to feature six vocalists--M,N,P,Q,R and S on her half hour radio show during the course of one week.She will feature one vocalist on the show each day from Monday through Saturday.The manager must schedule the vocalists for the show according to the following conditions: *M must be featured earlier in the week than R. *P must be featured on Tuesday. * Q must be featured on the day immediately before or immediately after the day on which N is featured. If Q is to be featured on Thursday, the latest day on which M can featured is ---
A Monday
B Tuesday
C Wednesday
D Friday
The manager of a radio program is going to feature six vocalists--M,N,P,Q,R and S on her half hour radio show during the course of one week.She will feature one vocalist on the show each day from Monday through Saturday.The manager must schedule the vocalists for the show according to the following conditions: *M must be featured earlier in the week than R. *P must be featured on Tuesday. * Q must be featured on the day immediately before or immediately after the day on which N is featured. If S is to be featured on Friday,M must be featured on---
A Monday
B Tuesday
C Wednesday
D Friday
A retailer buys a radio from the wholesaler for TK.80. He then marks up the price by 25% and sales at a discount of 10% . What is his profit on the radio ?
A TK. 5
B TK. 10
C TK. 15
D TK.12

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