Choose the correct answer 1- Sub-system collect data derived from many sensors on the Sat and send it to the earth station. a) Telemetry b) thrust c) antenna d) stabilization 2- GEO Sat are required to cover the entire earth a) Two b) three c) four d) five 3- An Amp has a noise temperature of 580°k, the equivalent is noise figure in dB approximately is a) 2 dB b) 3 dB c) 4 dB d) 5 dB

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
icon
Related questions
Question
/A/ Choose the correct answer
1-
Sub-system collect data derived from many sensors on the
Sat and send it to the earth station.
a) Telemetry
b) thrust
c) antenna
d) stabilization
2-
GEO Sat are required to cover the entire earth
a) Two b) three c) four d) five
3- An Amp has a noise temperature of 580°k, the equivalent is noise
figure in dB approximately is
a) 2 dB
b) 3 dB
c) 4 dB
d) 5 dB
4- In a practical SAT, the transponder bandwidth is about
a) 500 MHz b) 600 MHz c)700 MHz d) 800 MHz
5-
Sub-system keeps the Sat antenna pointing in the right
direction
a) antenna
b) thrust c) stabilization
d) Telemetry
6-
Sat, it compromises between the lower and GEO. Sat it rotates
at 8000 km to 18000 km
a) HEO b) MEO c) LEO
7- An earth station receiver antenna with radius of 15m, efficiency 68%
at operating frequency of 4.15 GHz, if the system noise temperature
is 88°k then the value of CNR in dB at the antenna approximately
is
a) 20 dB
b) 30 dB
c) 40 dB
d) 50 dB
Transcribed Image Text:/A/ Choose the correct answer 1- Sub-system collect data derived from many sensors on the Sat and send it to the earth station. a) Telemetry b) thrust c) antenna d) stabilization 2- GEO Sat are required to cover the entire earth a) Two b) three c) four d) five 3- An Amp has a noise temperature of 580°k, the equivalent is noise figure in dB approximately is a) 2 dB b) 3 dB c) 4 dB d) 5 dB 4- In a practical SAT, the transponder bandwidth is about a) 500 MHz b) 600 MHz c)700 MHz d) 800 MHz 5- Sub-system keeps the Sat antenna pointing in the right direction a) antenna b) thrust c) stabilization d) Telemetry 6- Sat, it compromises between the lower and GEO. Sat it rotates at 8000 km to 18000 km a) HEO b) MEO c) LEO 7- An earth station receiver antenna with radius of 15m, efficiency 68% at operating frequency of 4.15 GHz, if the system noise temperature is 88°k then the value of CNR in dB at the antenna approximately is a) 20 dB b) 30 dB c) 40 dB d) 50 dB
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Digital Modulation Scheme (Amplitude-Shift Keying [ASK], Phase-Shift Keying [PSK], Frequency-Shift Keying [FSK])
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:
9780133923605
Author:
Robert L. Boylestad
Publisher:
PEARSON
Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Electrical Engineering
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education
Fundamentals of Electric Circuits
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:
9780078028229
Author:
Charles K Alexander, Matthew Sadiku
Publisher:
McGraw-Hill Education
Electric Circuits. (11th Edition)
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:
9780134746968
Author:
James W. Nilsson, Susan Riedel
Publisher:
PEARSON
Engineering Electromagnetics
Engineering Electromagnetics
Electrical Engineering
ISBN:
9780078028151
Author:
Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:
Mcgraw-hill Education,