Question 1 : What is the height of the geosynchronous orbit above the equator?
1. 3,578km
2. 35,780km
3. depends on escape velocity
4. depends on satellite velocity
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Question 2 : The 'payload' in a communication satellite consists of _________
1. power amplifiers
2. batteries
3. transponders
4. transducers
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Question 3 : LNA stands for __________
1. low noise amplifier
2. low noise amplification
3. low narrow amplification
4. low narrow amplifier
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Question 4 : What is the full form of MSC?
1. Mobile Service Cellular
2. Mobile Switching Center
3. Mobile Switching Control
4. Mobile Servicing Council
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Question 5 : Find the carrier frequency if the inductance and capacitance are 30µH and 10nF respectively?
1. 244KHz
2. 523KHz
3. 290KHZ
4. 300KHz
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Question 6 : Among all amplifiers, Common Collector has the highest power gain.
1. True
2. False
3.
4.
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Question 7 : The 'forward' PCs channel is ________
1. from the base to mobile
2. from the mobile to base
3. from mobile to mobile
4. from base to base
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Question 8 : What do you understand by the term CAPCODE?
1. an encryption scheme
2. an addressing scheme
3. an error-detection scheme
4. a decryption scheme
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Question 9 : BSS stands for ________
1. Basic service Set
2. Basic service System
3. Bluetooth service Set
4. Bluetooth service System
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Question 10 : Which band is used by Bluetooth in mobiles?
1. VHF band
2. UHF band
3. ISM band
4. HF band
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