We have provided The Rattrap Class 12 English MCQs Questions with Answers to help students understand the concept very well. If we increase the resistance of the rheostat, the flow of electric current through the light bulb decreases. Rheostat is generally used in applications where high voltage or current is required such as: Changing the light intensity of a light bulb. B) encourage the prospect to buy your product. Click to see full answer Besides, what is the purpose of a denial of service attack? All other applications are mostly derived from this very current controlling property of the rheostat. C) capture the prospect's full attention and build interest in the product. The most prominent use of rheostats as already discussed is to control the current. Rheostat- Uses and Applications. Rheostats are used in dim lights to change the intensity of light. b. In the nineteenth century, Sir Charles Wheatstone invented the rheostat using a long tube with coiled wires around it and an adjustable slider. To limit the current so as to prevent high current faults, these rheostats are used. Participate in Poll, Choose Your Answer. Eliminate a deficit in retained earnings. Need any support from our end during the preparation of Growing up as Boys and Girls Class 7 MCQs Multiple Choice Questions with Answers then leave your comments below. 32. Data Processor. Buffer overflow attacks – the most common DoS attack. As resistance is introduced in series with the load, the load voltage, and hence AC power, is reduced. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Data Communication Processor. Answer: D - eanswers.in Rheostat definition is - a resistor for regulating a current by means of variable resistances. B) eliminate the possibility of a stockout. The resistance of a conductor is directly proportional to: (a) Its area of cross-section (b) density (c) melting point (d) length 7. Rheostat has 3 terminals and usually consist of a resistive wire wrapped to form a toroid coil with a wiper that slides along the surface of the coil. Depending on the situation. The major purpose of the approach is to: A) build desire for your product. Check the below NCERT MCQ Questions for Class 12 English Flamingo Chapter 4 The Rattrap with Answers Pdf free download. MCQ No - 1. Rheostat control uses a series-connected rheostat (variable resistance), as depicted in Figure 2, to control load power. Rheostat is used for varying higher values of electric current. * Resistance can varied in a circuit without the interruption so as to control the current. MCQ in Tests and Measurements part 4. Active 3 years, 7 months ago. Recommended Post MCQ on Measuring Instruments – 1 MCQs on Switchgear and Protection MCQs on DC Motor MCQ on Cables – 2 Top ten Electrical Switchgear and Protection Questions. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews. the adjustable resistance is known as rheostat. Hope these SCM MCQ set will help students of MBA, MCA, PGDM, SCM specialisation, MMM, Bcom, Mcom, BBA, BE and other streams. Below is the list of Supply Chain Management MCQ questions and answers. ... _____is a special purpose dedicated processor that is designed specially designed for data transfer in network: a. 1. Viewed 2k times 1 \$\begingroup\$ I was given task to measure the resistance of different length of same conductor to find the relationship between length and resistance. Rheostat is an adjustable or variable resistor. to verify different laws also we use rheostat. The purpose of a rheostat is: 1; Poll Results. A. in time B. with acceptable quality C. that is cost efficient D. both in time & with acceptable quality Explanation: Cost of a software is a management issue & is not related to process activities. * Rheostat is a variable resistance which is used in the circuit to control the current. Answered - [9.7] [97] [23] [230] are the options of mcq question What is the approximate resistance setting of a rheostat in which 650 mA of current flows with a 150 V source realted topics topics with 0 Attempts, 0 % Average Score, 0 Topic Tagged and 0 People Bookmarked this question which was asked on Nov 26, 2018 16:50 example:-ohms-law v=ir. 100 Most Important MCQ on Electric Drive | Industrial Drive MCQ ... A very common selector switch used for this purpose is called a hand-off-auto switch (HOA). A pinoybix mcq, quiz and reviewers. D) control the likelihood of a stockout due to variable demand and/or lead time. Purpose of rheostat in measuring resistance. The shunt field rheostat reduces the shunt field current I sh and hence the flux φ. E) protect the firm from a sudden decrease in demand. D) gather facts about the prospect's authority to buy your product. if you want to adjust amounts of current passing through the circuit we place rheostat in circuit to adjust resistance. Which is an important data transfer technique : a. CPU. An increase in the resistance of the rheostat decreases the flow of electric current, leading to dimming of lights and vice-versa. The word rheostat is made of two words (‘rheo’ meaning flow of … E) get attention any way possible C) eliminate the likelihood of a stockout due to erroneous inventory tally. Brief History. The purpose of using starting winding in single phase induction motor is to (a) ... MCQ or Objective. A rheostat is a variable resistor made of resistance wire and often three terminals. Categories. A Denial-of-Service (DoS) attack is an attack meant to shut down a machine or network, making it inaccessible to its intended users.DoS attacks accomplish this by flooding the target with traffic, or sending it information that triggers a crash. The reduction in load voltage is caused by the voltage drop across the rheostat. Rheostat, adjustable resistor used in applications that require the adjustment of current or the varying of resistance in an electric circuit.The rheostat can adjust generator characteristics, dim lights, and start or control the speed of motors.Its resistance element can be a metal wire or ribbon, carbon, or a conducting liquid, depending on the application. If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat.. Correct answer to the question: What is the purpose of the rheostat in the circuit? Topic includes Analog and Digital meter, Oscilloscope, RF meters, Signal and Noise Generators, Reflectometer, Instrumentation. 0% (a) Increase the magnitude of current only 0% (b) Decrease the magnitude of current only 100% (c) Increase or decrease the magnitude of current ( 1 voter ) 0% (d)None of these Based On 1 Vote. MCQs of Supercharging. The primary purpose of a quasi reorganization is to give a corporation the opportunity to Obtain relief from its creditors. Starters - Electrical Engineering (MCQ) questions and answers Home >> Category >> Electrical Engineering (MCQ) questions and answers >> Starters 1) 3 - point starter is used to start the A potentiometer is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider. 5. Computer Science MCQ (Multiple Choice Questions) Sunday, 18 March 2012 Computer System Architecture MCQ 06 1. MCQ in Modulation Part 1 as part of the Communications Engineering (EST) Board Exam. This test is Rated positive by 86% students preparing for Commerce.This MCQ test is related to Commerce syllabus, prepared by Commerce teachers. Internal Combustion Engines (2161902) MCQ. Revalue understated assets to their fair values. if we want same amount of current to be flow on circuit we can use resistance. Supply chain management is an important part of management studies. These Multiple Choice Questions (mcq) should be practiced to improve the Javascript skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations. The purpose of the rheostat is use to change the resistance of the circuit. The purpose of synchronizing control in CRO is to focus the spot on the screen lock the display of the signal adjust the amplitude of display control the intensity of spot 2. A directory of Objective Type Questions covering all the Computer Science subjects. Use the above-provided NCERT MCQ Questions for Class 7 Civics Chapter 4 Growing up as Boys and Girls with Answers Pdf free download and get a good grip on the fundamentals of real numbers topic. Javascript (JS) DOM MCQ. Rheostat Control. It is used to control the electrical resistance of a circuit without interrupting the flow of current. The Rheostat. The rheostat was invented in the 1840s by English scientist Sir Charles Wheatstone. The hindrance presented by material of conductor to the smooth passing of electric current is known as: (a) Resistance (b) Conductance (c) Inductance (d) None of these 6. MCQ Questions for Class 12 English with Answers were prepared based on the latest exam pattern. This section focuses on the "Javascript DOM" of the Javascript. It is most often designed with a ceramic core. Dec 25,2020 - Test: Nature And Purpose Of Business - 2 | 20 Questions MCQ Test has questions of Commerce preparation. Ask Question Asked 3 years, 7 months ago. 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