Description : LED stands for _________ A. Low Emission Display B. Liquid Emitting Display C. Less Emitting Diode D. Light Emitting Diode
Last Answer : D. Light Emitting Diode
Description : Construction and function of a light emitting diode (LED)
Last Answer : A light-emitting diode (LED) is a semiconductor device that emits light when an electric current is passed through it. The construction of an LED consists of several layers of semiconductor materials, ... to make the semiconductor layers, as well as the energy band gap of the semiconductor material.
Description : LED technology is energy efficient. What does LED stand for? A. Low Energy Data B. Low Energy Diode C. Light Emitting Diode 107 D. None of these
Last Answer : ANSWER: C
Description : LED technology is energy efficient. What does LED stand for? A. Low Energy Data B. Low Energy Diode C. Light Emitting Diode D. None of these
Description : Light Emitting Diode (LED) converts?
Last Answer : Electrical energy into light energ
Description : Which of the following sensor make use of light emitting diode?A : Sonar B : Radar C : Infrared D : Laser Rangefinder
Last Answer : C : Infrared
Description : Which of the following sensor make use of light emitting diode? A : Sonar B : Radar C : Infrared D : Laser Rangefinder
Description : Figure 'C' shown in the illustration represents a _________. EL-0078 A. silicon controlled rectifier B. light emitting diode C. photosensitive diode D. Zener diode
Last Answer : Answer: C
Description : Figure 'D' shown in the illustration represents a _________. EL-0067 A. silicon controlled rectifier B. light emitting diode C. photosensitive diode D. Zener diode
Last Answer : Answer: B
Description : It is the made from semiconductor material such as aluminum-galium-arsenide or gallium-arsenide-phosphide. A. APD B. Injection laser diode C. Light emitting diode D. Positive-intrinsic-negative
Last Answer : C. Light emitting diode
Description : How much power (roughly) a light emitting diode can couple into an optical fiber? a. 100 microwatts b. 440 microwatts c. 100 picowatts d. 10 miliwatts
Last Answer : 100 microwatts
Description : A light emitting diode emits light only when (a) Reversed biased (b) forward biased (c) unbiased (d) none
Last Answer : (b) forward biased
Description : A light emitting diode (L.E.D.) can be made from:
Last Answer : Different compound use to get various colors Ex:- GaAs (gallium arsenide) > infared GaAsP (gallium arsenide phosphide) > Red, gallium(III) phosphide > green, InGaN (Indium gallium nitride) > Blue
Description : Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit (1) X-rays (2) ultraviolet light (3) (4) All of the above (4) radio waves
Last Answer : (4) All of the above Explanation: A light-emitting diode (LED) is a semiconductor light source that emits light when current flows through it. Infrared LEDs are used in remote-control circuits, such as those used with a wide variety of consumer electronics.
Description : The Aadhaar-Enabled Payment Systems(AEPS) is a bank led model that facilitates banking facilities by allowing transactions at Point of Sale through the Business Correspondent (BC) using the Aadhaar ... . Cash Withdrawal C. Online Payment D. Cash Deposit E. Aadhaar to Aadhaar funds transfer
Last Answer : C. Online Payment Explanation: Services Offered by AEPS: Balance Enquiry Cash Withdrawal Cash Deposit Aadhaar to Aadhaar Fund Transfer Gateway Authentication Services
Description : AOL stands for: a) American Operating Language b) America Over LAN c) America Online d) None of These
Last Answer : c) America Online
Description : LAN stands for (1) Land Area Network (2) Local Area Network (3) Local Access Network (4) Local Area Netware
Last Answer : Local Area Network
Description : Light-eliminating diode (LED) converts
Last Answer : Electrical energy to Light Energy
Description : Is a non-coherent light source foe optical communications system. a. ILD b. LED c. APD d. PIN Diode
Last Answer : b. LED
Description : The most common device used as a light detector in fiber optic communications system. A. LED B. Darlington phototransistor C. APDs D. PIN diode
Last Answer : C. APDs
Description : A non-coherent light source for optical communications system. A. PIN Diode B. ILD C. APD D. LED
Last Answer : D. LED
Description : A pn-junction diode emits light by spontaneous emission ∙ A. LED ∙ B. APD ∙ C. PIN
Last Answer : A. LED
Description : . Is a non-coherent light source foe optical communications system. ∙ a. ILD ∙ b. LED ∙ c. APD ∙ d. PIN Diode
Last Answer : ∙ b. LED
Description : DBMS stands for: a) Data Base Management Software b) Data Base Management System c) Diode Base Management System d) None of These
Last Answer : b) Data Base Management System
Description : DHCP stands for: a) Defferred Host Comparable Protocol b) Diode Host Counter Protocol c) Dynamic Host Configuration Protocol d) None of These
Last Answer : c) Dynamic Host Configuration Protocol
Description : Name the extremely remote celestial object, emitting exceptionally large amounts of light energy, and typically having a star like image in a telescope. -Space
Last Answer : answer:
Description : The planet emitting green light is – (1) Jupiter (2) Venus (3) Uranus (4) Neptune
Last Answer : (3) Uranus Explanation: The atmosphere of Uranus is composed of 83% hydrogen, 15% helium, 2% methane and small amounts of acetylene and other hydrocarbons. Methane in the upper atmosphere absorbs red light, giving Uranus its blue-green colour.
Description : The planet emitting green light is (1) Jupiter (2) Venus (3) Uranus (4) Neptune
Last Answer : Uranus
Description : HIPER-LAN stands for ____________ a) High Precision Radio Local Area Network b) High Performance Radio Local Area Network c) High Precision Radio Land Area Network d) Huge Performance Radio Link Access Node
Last Answer : b) High Performance Radio Local Area Network
Description : Which of the following bansk has launched „Elite‟ card on the Master Card World platform which is enabled with NFC (Near Field Communication) technology? A) ICICI B) PNB C) SBI D) Axis Bank E) Canara Bank
Last Answer : C) SBI Explanation: This allows customers a contactless payment experience, adding more speed and suave to their wallets. The new card comes with a joining fee of Rs 4,999 and all customers will receive a welcome gift worth Rs 5,000 in the form of vouchers from popular lifestyle and travel brands.
Description : Kotak Mahindra Bank has enabled which of the following banks online shopping portal on its mobile banking app to provide seamless shopping experience for its customers? A) Flipkart B) Snapdeal C) Amazon India D) Ebay India E) Mytra
Last Answer : A) Flipkart Explanation: Private sector lender Kotak Mahindra Bank has enabled online shopping portal Flipkart in its mobile banking application in order to ensure a seamless shopping experience for its ... mode. Through this integration the bank will try to solve that problem for our customers.
Description : Axis Bank has tied up with which payments company to operate its Unified Payments Interface (UPI) enabled app? A) PayU B) Paytm C) Freecharge D) Mobikwik E) Oxigen
Last Answer : C) Freecharge Explanation: Country‘s third largest private sector lender Axis Bank said it is ready with a Unified Payments Interface (UPI) app, while it also announced a tie-up with digital payments company Freecharge for it.
Description : Which of the following use routes with packet filtering rules to allow or deny access based on source address, destination address, or port number? 1) Application layer Firewall 2) Packet Filtering Firewall 3) Router enhanced firewall 4) IP enabled firewall
Last Answer : 2) Packet Filtering Firewall
Description : Which of the following use routes with packet filtering rules to allow or deny access based on source address, destination address, or port number? 1 Application layer Firewall 2 Packet Filtering Firewall 3 Router enhanced firewall 4 IP enabled firewall
Last Answer : 2 Packet Filtering Firewall
Description : Which of the following is used as an optical receiver in fiber optics communications a. APD b. Tunnel diode c. Laser diode d. LED
Last Answer : a. APD
Description : Which of the following is used as an optical transmitter on the Fiber Optical Communications? a. APD b. LSA diode c. PIN diode d. LED
Last Answer : d. LED
Description : A device used to avoid the relay destroying the op-amp is A. diode B. LED C. reverse bias diode D. forward biased diode
Last Answer : reverse bias diode
Description : Is the drive circuitry generally more complex for an LED or a laser diode? Why?
Last Answer : For a laser diode. The laser diode transmitter generally contains output power control circuitry and may contain a TE cooler and some circuitry associated with the TE cooler.
Description : Which of the following is used as an optical receiver in fiber optics communications ∙ a. APD ∙ b. Tunnel diode ∙ c. Laser diode ∙ d. LED
Description : Which of the following is used as an optical transmitter on the Fiber Optical Communications? ∙ a. APD ∙ b. LSA diode ∙ c. PIN diode ∙ d. LED
Description : State the working principle of LED and LASER diode.
Last Answer : LED Working principle of LED diode:An LED emits two light when electrical energy is applied to it.LED is a two terminal device.The terminals are named as anode (A) and the other as cathode(K). A ... with light: 1) Light absorption 2) Spontaneous emission 3) Stimulated emission
Description : Draw symbol and state one application of zener diode and LED.
Last Answer : Diagram: Application of Zener diode: It is used as voltage regulator. Used in protection circuits for MOSFET. Used in pulse amplifier. Used in clipping circuits. ... alarm systems 7-segment, 16- segment and dot matrix displays Indicating power ON/OFF conditions
Description : Draw symbol of (i) Tunnel diode (ii) LED
Last Answer : (i) Tunnel diode: (ii) LED:
Description : Compare LED and Photo diode
Last Answer : Parameters LED (Light Emitting Diode) Photodiode Definition Two terminal device which converts electrical energy into light energy. Two Terminal Device which converts light energy into ... and Numeric display etc. Switching, high speed counting, ac coupled signaling etc.
Description : Draw symbols of zener diode and LED.
Last Answer : Symbol of zener diode : Symbol of LED
Description : What is a couple that have the same education level and are about the same age are engaged in?
Last Answer : Feel Free to Answer
Description : Which of the following is least likely the basis of determining audit fees? a. The skill and knowledge required for the type of work involved. b. The degree of responsibility and urgency that the ... the engagement. d. The required level of training and experience of the person engaged on the work.
Last Answer : The expected outcome of the engagement