Fast fading occurs if the channel Impulse response changes rapidly within the symbol duration.
Description : An evanescent mode occurs when: a. A wave is attenuated rather than propagated. b. The propagation constant is purely imaginary. c. m = 0 = n so that all field components vanish. d. The wave frequency is the same as the cutoff frequency.
Last Answer : An evanescent mode occurs when: A wave is attenuated rather than propagated.
Description : How to do I keep my dark hair color from fading so fast?
Last Answer : Paul Mitchell has a shampoo for color treated hair.
Description : What is a selective fading effect? A. A fading effect caused by small changes in beam heading at the receiving station. B. A fading effect caused by phase differences between radio wave ... station D. A fading effect caused by time differences between the receiving and transmitting stations.
Last Answer : B. A fading effect caused by phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Description : What is the major cause of selective fading? A. Small changes in the beam heading at the receiving station. B. Large changes in the height of the ionosphere, as experience at the ... Phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Last Answer : D. Phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Description : Refers to an effect of selective fading. A. A fading effect caused by phase differences between radio wave components of the same transmission, as experienced at the receiving station. B. A fading ... caused by large changes in the height of the ionosphere, as experienced at the receiving station.
Last Answer : A. A fading effect caused by phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Description : A 48-year-old female patient develops an acute, severe and isolated right C6 radiculopathy affecting both the motor and sensory roots. She is examined in an EMG clinic 3 weeks after the onset of ... to be depressed or absent. E. Voluntary motor unit activity may be absent in the right biceps.
Last Answer : Ans: A
Description : Choose the antimalarial drug effective against multidrug resistant P. falciparum, which rapidly terminates an attack of malarial fever, but has a short duration of action, so that recrudescence is common: A. Proguanil B. Mefloquine C. Amodiaquine D. Artemisinin
Last Answer : D. Artemisinin
Description : Enalapril differs from captopril in the following features except: A. It is dose to dose more potent B. Its oral absorption is not affected by food in stomach C. It acts more rapidly D. It has longer duration of action
Last Answer : D. Lisinopri
Description : During ecological succession (a) the numbers and types of animals remain constant (b) the changes lead to a community that is in near equilibrium with the environment and is called pioneer community ( ... area (d) the establishment of a new biotic community is very fast in its primary phase.
Last Answer : (c) the gradual and predictable change in species composition occurs in a given area
Description : A half wavelength Dipole antenna has _________ Radiation Pattern a. Hemispherical b. Omni-Directional c. Isotropic d. End fire
Last Answer : A half wavelength Dipole antenna has Omni-Directional Radiation Pattern
Description : An antenna located in a city is a source of radio waves. How much time does it take the wave to reach a town 12,000 km away from the city? a. 36 s b. 20 us c. 20 ms d. 40 ms
Last Answer : An antenna located in a city is a source of radio waves. How much time does it take the wave to reach a town 12,000 km away from the city? a. 36 s b. 20 us c. 20 ms d. 40 ms
Description : At Service provider end IMEI number of MS is basically stored in: a. HLR b. VLR c. AUC d. EIR
Last Answer : At Service provider end IMEI number of MS is basically stored in: a. HLR b. VLR c. AUC d. EIR
Description : Which cable connects the subscriber telephone to the nearest end office in the local loop. a. Coaxial b. Fiber-optic c. Twisted-pair d. Both (b) and (c)
Last Answer : Which cable connects the subscriber telephone to the nearest end office in the local loop. a. Coaxial b. Fiber-optic c. Twisted-pair d. Both (b) and (c)
Description : Unlike coax and twisted pair, optical fibers are immune to a. High-frequency transmission b. Signal attenuation c. Power loss d. Electromagnetic interference
Last Answer : Unlike coax and twisted pair, optical fibers are immune to Electromagnetic interference
Description : Regenerative repeaters are placed along the communication path to control: a. Power b. Noise c. Frequency d. Amplitude
Last Answer : Regenerative repeaters are placed along the communication path to control: Noise
Description : The Fourier transform of a gate pulse is: a. Sinc function b. Triangular function c. Gate function d. Unit step unction
Last Answer : The Fourier transform of a gate pulse is: Sinc function
Description : Which of these materials requires the least value of magnetic field strength to magnetize it? a. Nickel b. Silver c. Tungsten d. Sodium chloride
Last Answer : Which of these materials requires the least value of magnetic field strength to magnetize it? a. Nickel b. Silver c. Tungsten d. Sodium chloride
Description : Where the poles should be placed on the unit circle for stable filter? a. Outside b. Inside c. both a & b d. none of the above
Last Answer : Where the poles should be placed on the unit circle for stable filter? a. Outside b. Inside c. both a & b d. none of the above
Description : Radio frequency ranges from 30MHz to 1GHz and it is suitable for: a. Point to point transmission b. Omni directional transmission c. Local point to point transmission d. None of the above
Last Answer : Radio frequency ranges from 30MHz to 1GHz and it is suitable for: Local point to point transmission
Description : What type of communication use Radio waves: a. Unicast b. Both (a) and (c) can be used c. Multicast d. None of the above
Last Answer : What type of communication use Radio waves: Multicast
Description : As we know when there is a joint in optical fiber then there will be some loss then this loss be minimized by a. Using index matching fluid in the gap b. Making V-grooved splicing c. Both (a)and (b) d. Making carefully polishing
Last Answer : As we know when there is a joint in optical fiber then there will be some loss then this loss be minimized by Using index matching fluid in the gap
Description : As shown in the illustration, which of the listed actions of the synchroscope pointer is occurring? EL-0002 A. Revolving slowly in the slow direction. B. Revolving rapidly in the slow direction. C. ... stationary at the 12 o'clock position since the leading edges of the A phases are in phase.
Last Answer : Answer: C
Description : Why should you get a new influenza vaccine every year? a. it wears off fast b. the viruses change rapidly c. you need a booster to keep the immune level up d. none of the above are correct
Last Answer : b. the viruses change rapidly
Description : Which of the following correctly defines the main concept behind Conversion Optimization? a. Rapidly making significant changes to check which one possesses the fastest results b. Making insignificant ... result d. Frequently changing the website's layout to see if it appeals to more audience
Last Answer : b. Making insignificant incremental changes over time to check which one possesses the best results
Description : Which of the following is TRUE about syphilis: A. The spirochetes disseminate rapidly throughout the body within 24hour after contact B. Both the primary chancre and the secondary mucous patch stages of ... Only the lesions of the primary and secondary stages are contagious D. All of the above
Last Answer : D. All of the above
Description : In a patient of pulmonary tuberculosis, pyrazinamide is most active on the following subpopulation of tubercle bacilli: A. Rapidly multiplying bacilli located on cavity walls B. Slow ... showing inflammatory response C. Intermittently multiplying bacilli within caseous material D. Dormant bacilli
Last Answer : B. Slow growing bacilli within macrophages and at sites showing inflammatory response
Description : The absorption of glucose in the digestive tract (A) Occurs in the small intestine (B) Is stimulated by the hormone Glucagon (C) Occurs more rapidly than the absorption of any other sugar (D) Is impaired in cases of diabetes mellitus
Last Answer : A
Description : Which of the following statement(s) is/are true concerning metabolic derangements in sepsis and the systemic inflammatory response syndrome which may follow progressive shock? a. Alterations in glucose ... The serum aromatic amino acids fall rapidly as they are actively used in oxidative metabolism
Last Answer : Answer: b, c A broad spectrum of metabolic abnormalities become apparent in sepsis and the systemic inflammatory response syndrome following shock. Disruption of the normal cycles of carbohydrate, ... acetyl coenzyme A. This results in reduced serum level of leucine, isoleucine and valine
Description : Which of the following statements about respiratory acidosis are true? A. Compensation occurs by a shift of chloride out of the red blood cells. B. Renal compensation occurs rapidly. C. Retention of ... of respiratory acidosis. E. The ratio of bicarbonate to carbonic acid is less than 20:1.
Last Answer : Answer: CE DISCUSSION: Renal compensation for acute hypoventilation is relatively slow. Depression of the respiratory center by morphine can lead to respiratory acidosis. Renal retention of bicarbonate, ... into red cells combine to increase the ratio of bicarbonate to carbonic acid to 20:1
Description : Compression of soil occurs rapidly if voids are filled with (A) Air (B) Water (C) Partly with air and partly with water (D) None of these
Last Answer : Answer: Option A
Description : Quicksand is a) Moist sand containing a small percentage of clay b) Is a condition which generally occurs in coarse sands c) Is a condition in which cohesive properties of soil increase rapidly d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water
Last Answer : d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water
Description : If the length of the fiber point defect changes with pulse duration, is the OTDR signal deviation a point defect or a region of high fiber attenuation?
Last Answer : A point defect.
Description : An Equinox is when: (1) Day and night are of equal length (2) Day is of the shortest duration during the year (3) Day is of the longest duration in the year (4) Day when maximum rainfall of the year occurs
Last Answer : (1) Day and night are of equal length Explanation: An equinox is an astronomical event in which the plane of Earth's equator passes through the center of the Sun, which occurs twice each year, ... . They are not exactly equal, however, due to the angular size of the sun and atmospheric refraction.
Description : A flash flood is a flood that: (a) is caused by heavy rain rather than from the flooding of a river (b) occurs in urban areas (c) occurs suddenly and unexpectedly and for a short duration (d) is caused by the blocking of drains.
Last Answer : (c) occurs suddenly and unexpectedly and for a short duration
Description : A flash flood is a flood that a) is caused by heavy rain rather than from the flooding of a river b) occurs in urban areas c. occurs suddenly and unexpectedly and for a short duration d. is caused by the blocking of drains.
Last Answer : c. occurs suddenly and unexpectedly and for a short duration
Description : Which of the following terms is used to describe a tachycardia characterized by abrupt onset, abrupt cessation, and a QRS of normal duration? a) Paroxysmal atrial tachycardia PAT ... fibrillation Atrial fibrillation causes a rapid, disorganized, and uncoordinated twitching of atrial musculature.
Last Answer : a) Paroxysmal atrial tachycardia PAT is often caused by a conduction problem in the AV node and is now called AV nodal reentry tachycardia.
Last Answer : Day and night are of equal length
Description : Any tips and tricks to keep my black clothes from fading and looking worn out?
Last Answer : They have detergent for black and dark clothes, but I’ve never used it to know how it works. I wash my clothes inside out, so the exterior doesn’t rub and get as worn out looking so quickly. As for the color, unfortunately, not much to do about that except wash it less, and that’s just nasty!
Description : When do red marks from acne start fading?
Last Answer : Wel if you usually just leave it alone, and clean it with warm water, and a face cloth every morning and every night, it goes away in a week depends on how bad the inflammation is i have a ... to spend some dough, try getting proactive. but in order for that to work you need to use it religiosly.
Description : Questions about hair dye fading?
Last Answer : The water you wash your hair with in the shower isn't purified so all of the dissolved minerals in it causes the hair dye to fade. I'm assuming you use the box dye? Hair dye done at the ... at all. Just make sure you use color conditioner and shampoo, this should help keep the color locked in.
Description : Are there any cheap yet effective methods for halting or slowing the fading of spray paint on clothing?
Last Answer : I’m afraid not, since you using regular spray paint. Is it possible for you could use ink in place of of the paint?
Description : What laundry detergent is best for preventing fading colors?
Last Answer : I have found Cheer with color guard is awesome. I’ve used it for years & my clothes never fade. You must try it.
Description : My favorite jeans are fading. Can I get them re-dyed?
Last Answer : my friend in high school used to dye things black in the washing machine...maybe they sell denim dye (?) and you could do it yourself. i would take them to a really good dry cleaner/alterations place and ask.
Description : My new Callistemon is fading and dropping leaves
Last Answer : Need Answer
Description : Why is my purple cordyline fading in color?
Description : Flying away / Flying off while being born. Stand over / just being while existing. Fading / Disappearing while dying. What is it? -Riddles
Last Answer : This answer was deleted by moderators
Description : Whiling away the hours of flowers, Walking through fields of gold. Preening and pruning in lights fading hours, For petals to freeze in the cold. What is it? -Riddles
Last Answer : The Four Seasons' - Reasoning: This riddle takes the perspective of plant life during these times of the year, where each line represents one of the four seasons of the year; Spring, Summer, ... their leaves and days grow shorter - and Winter - where the cold leaves frost and freezes plants.
Description : How to create fading buttons with CSS. ? -How To ?
Last Answer : answer:
Description : How can I prevent hair breakage and hair color fading?
Last Answer : Your problem with your colored hair must be the lack of usage of perfect conditioner after hair coloring. You should use a high quality conditioner to retain your hair health which is already prone to breakage. Don't ... I will put my reviews here on this thread. It's worth to have a look onto it.
Description : What is the best material for curtains that are continuously in direct sunlight, in order to avoid fading?
Last Answer : Any heavy material, such as those used in blackout curtains will be great for resisting fade.