Theoretical bandwidth requirement for FM system is: Infinite
Description : Indicate which one of the following is NOT an advantage of FM over AM? (1) Better noise immunity is provided (2) Lower bandwidth is required (3) The transmitted power is more useful (4) Less modulating power is required
Last Answer : Indicate which one of the following is NOT an advantage of FM over AM? (1) Better noise immunity is provided (2) Lower bandwidth is required (3) The transmitted power is more useful (4) Less modulating power is required
Description : In commercial FM broadcasting, the maximum frequency deviation is normally (A) 5 KHz (B) 15 KHz (C) 75 KHz (D) 200 KHz
Last Answer : In commercial FM broadcasting, the maximum frequency deviation is normally 75 KHz
Description : The frequency range of FM radio is
Last Answer : The frequency range of FM radio is 88MHz to 108MHz
Last Answer : In AM the amplitude of carrier components remains constant, while in FM it does not remain constant.
Description : For ethanol-water system, the lowering of distillate quality from 95% to 92% will cause __________ plate requirement. (A) No change in theoretical (B) Marginal decrease in the number of (C) Major decrease in the number of (D) None of these
Last Answer : (B) Marginal decrease in the number of
Description : In the case of a 70–MHz IF carrier for a transponder bandwidth of 36 MHz, energy must lie between MHz: (1) 34 and 106 (2) 52 and 88 (3) 106 and 142 (4) 34 and 142
Last Answer : In the case of a 70–MHz IF carrier for a transponder bandwidth of 36 MHz, energy must lie between MHz: 52 and 88
Description : A tuned circuit has a Q of 100 at its resonant frequency of 500 kHz. Its bandwidth is _____kHz. (A) 50000 (B) 0.2 (C) 600 (D) 5
Last Answer : A tuned circuit has a Q of 100 at its resonant frequency of 500 kHz. Its bandwidth is 5 kHz.
Last Answer : The bandwidth of optical fiber 900M Hz.
Description : What is the approximate bandwidth of an FM system with 10 kHz of modulating frequency and a 150 kHz of frequency deviation? A. 300 kHz B. 320 kHz C. 150 kHz D. 200 kHz
Last Answer : B. 320 kHz
Description : In a FM system, the maximum deviation is 75KHz. Find bandwidth for modulating frequency i. fm=500Hz ii. fm=5KHz iii. fm=10KHz Draw conclusion for bandwidth of FM from answer.
Last Answer : Given deviation∆=75kHz i) fm=500Hz bandwidth B.W=2(∆+fm) =2(75k+500)=151kHz ii). fm=5KHz bandwidth B.W=2(∆+fm) =2(75k+5k)=160KHz iii) fm=10KHz bandwidth B.W=2(∆+fm) =2(75k+10k)=170KHz As the modulating frequency increases bandwidth also increases.
Description : The air requirement of a petrol engine during starting compared to the theoretical air requirement for complete combustion is A. more B.unpredictable C. same D. less
Last Answer : ANSWER : D
Description : The air requirement of a petrol engine during starting compared to theoretical air required for complete combustion is a. more b. less c. same d. may be more or less depending on engine capacity
Last Answer : ANSWER b. less
Description : What two values may be used to determine the bandwidth of an fm wave?
Last Answer : The number of significant sidebands and the modulating frequency.
Description : State the IF frequency and bandwidth of FM receiver.
Last Answer : IF for FM receiver: 10.7 MHz. Bandwidth of FM receiver:88MHz to 108 MHz
Description : Differentiate between AM and FM on the basis of: (i) Definition (ii) Bandwidth (iii) Modulation Index (iv) Application
Last Answer : Compare AM and FM on the basis of i)Definition ii)Bandwidth iii) Wave propogation iv)Number of sidebands
Description : For AM, fc =500kHz , fm = 5 kHz Determine: (i) Upper and lower sideband frequencies (ii) Bandwidth
Last Answer : Given data fc = 500KHz , fm = 5KHz USB =fc+fm USB = 500+5 =505 KHz. LSB =fc – fm LSB = 500 – 5 =495 KHz Bandwidth = 2fm . = 2* 5 =10 KHz
Description : Compare AM with FM with respect to following points: a) Definition. b) Modulation index. c) Bandwidth. d) Side band.
Last Answer : Parameters AM FM Definition It is the process in which the amplitude of carrier signal is varied in accordance with the instantaneous value of modulating signal keeping frequency and ... frequency deviation. Side band There are two sidebands Infinite number of sideband
Description : Ideal transmission bandwidth of FM signal is
Last Answer : Ideal transmission bandwidth of FM signal is Infinite
Description : Need tech help with understanding Bandwidth speeds on uploading and downloading on my computer for requirement for online course ?
Last Answer : I think your download speed is probably more like 16.95 Mbps, although it conceivably could be 169.5. Either way, you have about 30 times more than enough download bandwidth. Your upload bandwidth is about 3 times more than the minimum: 3 * 512,000 = 1,536,000. So I’d say you’re good to go.
Description : The bandwidth requirement of a telephone channel is (A) 3 KHz (B) 15 KHz (C) 5 KHz (D) 25 KHz
Last Answer : (A) 3 KHz
Description : Pick out the correct statement. (A) Ponchan-Savarit method is more accurate than McCabe-Thiele method to determine the number of theoretical stages required for the separation of ... Flash distillation is suitable for separating components which have very close boiling temperature
Last Answer : (A) Ponchan-Savarit method is more accurate than McCabe-Thiele method to determine the number of theoretical stages required for the separation of nonideal binary system by distillation
Description : What is the theoretical limit of the efficiency of a single-crystal single-junction cell in a photovoltaic system? w) 9 percent x) 29 percent y) 79 percent z) 99 percent
Last Answer : ANSWER: X -- 29 PERCENT
Description : The disadvantage of CDMA system is: (1) Higher MAI with more user count. (2) That it needs least power consumption. (3) That it needs coherent signal. (4) That it is not suitable with PSK systems
Last Answer : The disadvantage of CDMA system is: Higher MAI with more user count.
Description : In T1 digital system, the frame synchronization code repeats every
Last Answer : In T1 digital system, the frame synchronization code repeats every 125 microsecond
Description : In a PCM system the number of quantization level are 16 and the maximum signal frequency is 4 KHz the transmission bit rate is
Last Answer : In a PCM system the number of quantization level are 16 and the maximum signal frequency is 4 KHz the transmission bit rate is 32 Kbits/sec
Description : QPSK system is superior to BPSK system because (a) its bandwidth is higher than that of BPSK System (b) interchannel interference in QPSK system is less then that in BPSK system (c) bandwidth ... is half of the bandwidth of BPSK system (d) in QPSK system inter-symbol interference is improved
Last Answer : QPSK system is superior to BPSK system because bandwidth of QPSK system is half of the bandwidth of BPSK system
Description : Earth coverage dish antenna is used in satellite system. It is characterized by the fact that (a) It is a narrow beam antenna (b) It is Parabolic antenna (c) it is sharply focused within a small area ... the earth (d) it is a wide angle antenna which covers a large area of the surface of the earth
Last Answer : Earth coverage dish antenna is used in satellite system. It is characterized by the fact that it is sharply focused within a small area of the surface of the earth
Description : The basic element of radio communication system which generates radio waves is 1. micro phone 2. transmitter 3.transmitting antenna 4. Loudspeaker
Last Answer : The basic element of radio communication system which generates radio waves is transmitter
Last Answer : In CCIR system B standard, the line frequency 15,625 lines/sec.
Last Answer : The most modern telephone exchange system is: Electronic system.
Last Answer : Number of picture frames displayed per second in TV as per CCIR B-system is : 25.
Last Answer : Diversity reception system is used to minimize the troubles due to General fading, Synchronous fading.
Description : Theoretical Groundhog Day (movie) question. Could there be more than one person suffering like Bill Murray did?
Last Answer : These are unknowns. However, there is another story much like it. Check out the series Russian Doll
Description : Is theoretical physics stuck in a rut?
Last Answer : answer:I'd say that we are in a period of relative stagnation. Part of it has to do with the fact that most other nations don't have the resources (labs, education, super-geniuses ) and the one ... knowledge is possible, but without the will to learn, we don't have even a chance of obtaining it.
Description : In a theoretical rear-end car accident, would it be better to brake or not?
Last Answer : answer:Not brake. The energy of the offending car is going to be expended somewhere. You want it pushing you along, rather than crumpling your car. Think of the extremes: 1) You accelerate and the car does not touch you. 2) You lock the brakes and get the full impact.
Description : What is the theoretical bare minimum amount of time required to write a novel?
Last Answer : It depends on how fast you can type. At 140 wpm, you could write a novel in about 5 hours.
Description : Theoretical question involving relativity. Faster than light!
Last Answer : answer:Wouldn't work. You would need infinite energy to accelerate the disk. Now, say you have a searchlight and you swivel it very fast (in outer space). The boundary of the search beam millions of ... will indeed move faster than the speed of light. But the individual photons in the beam won't.
Description : What does it mean to have a theory in theoretical physics?
Last Answer : answer:A theory is a (tentative) description of known phenomena which makes further, verifiable predictions of phenomena. These predictions are tested and they too are supportewd by the evidence. Without the ... string hypothesis or string I'm-not-crazy-no-seriously-just-listen-for-a-minute .
Description : Theoretical snakes eating each others tails...
Last Answer : I’m guessing they eventually wind up giving each other head! Worse ways to die i’m sure.
Description : Could it not be said, that we are, and have been, discovering new dimensions in reality, beyond the theoretical ones we hear so much about?
Last Answer : I get what you mean. That’s a great point. I think they should be considered. I don’t think we consider them as much as the other because we expect there to be other versions of us like in sci-fi stories.
Description : Does knowledge have to be theoretical, i.e have some cogent theme or structure to it?
Last Answer : That question is too abstract for me. Can you present a concrete example. please?
Description : What is the best university to approach with a reasearch idea involving theoretical solar technology?
Last Answer : M.I.T.?
Description : A question about time travel (theoretical physics)...
Last Answer : answer:See, but I have always wondered if we could only travel into the future, based on laws of conservation of energy. Think about it this way, if you travel into the past, are you not then ... going to deposit it at some point in the future. Do we have any theoretical physicists on this site?
Description : the 'theoretical' price of one beer _______ for a second or subsequent dui. -General Knowledge
Last Answer : The 'theoretical' price of one beer goes up for a second or subsequent DUI.
Description : What is the theoretical yield of a reaction Apex?
Last Answer : The amount of product obtained/ amount possible X 100
Description : What is the theoretical probablity of not rolling a 2?
Last Answer : Assuming you are talking about ordinary dice the odds of rolling2 are 1 chance in 36
Description : What is the theoretical value of viscosity of glycrein?
Last Answer : Need answer
Description : Is sports massage courses physical or theoretical?
Last Answer : The great thing about such sports massage courses is that they involve an element of both physical and theoretical activity to ensure that the student is fit to experience the profession from all angles.
Description : suppose you roll a number cube 30 times write a ratio to describe the theoretical probability of rolling each of the following: (show all your work) 1,4,6,7 an even number an odd number please help I need this thankyou?
Last Answer : Please help NOW SOS
Description : What is the theoretical number of chemically different dipeptides that may be assembled from 2 amino acids?
Last Answer : 4n^2Where n is the no. of amino acids assembled and 2 is the no. amino acids present in the dipeptide.Hence, 2^2=4 dipeptides formed