control rods in nuclear reactor - mcqs with answers

In a nuclear reactor, what is the function of: (i) The

Give the function of control rods in a nuclear reactor. asked Oct 21, 2020 in Nuclear Physics by Naaji (56.7k points) Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers

How does a nuclear reactor work

How does a nuclear reactor work? Nuclear reactors are, fundamentally, large kettles, which are used to heat water to produce enormous amounts of low-carbon electricity. They come in different sizes and shapes, and can be powered by a variety of different fuels.

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2020/1/28Question: In order for them to work, what must the control rods in a nuclear reactor contain? A. neutron-emitting material B. neutron-absorbing material C. uranium-235 D. water If you were to pour 4 different liquids into a glass and the liquids separated into 4 layers

How a chain reaction is controlled in a nuclear reactor?

In a nuclear power station nuclear fuel undergoes a controlled chain reaction in the reactor to produce heat - nuclear to heat energy. The chain reaction is controlled by Boron control rods. When the Boron absorbs the neutrons then the chain reaction will slow down due to lack of neutrons producing reactions.

In a nuclear reactor, lowering control rods will result in

In a nuclear reactor, lowering control rods will result in _____. meltdown more free neutrons increased temperature reduced energy output 2 See answers lauren117 lauren117 It results in reduced energy colehalverson colehalverson Answer: reduced energy

The control rods used in a nuclear reactor can be made

The control rods used in a nuclear reactor can be made up of Options (a) graphite (b) cadmium (c) uranium (d) barium Correct Answer: cadmium Explanation: No explanation available. Be the first to write the explanation for this question by commenting below.

In a nuclear reactor, lowering control rods will result in

In a nuclear reactor, lowering control rods will result in _____. meltdown more free neutrons increased temperature reduced energy output 2 See answers lauren117 lauren117 It results in reduced energy colehalverson colehalverson Answer: reduced energy

Solved: The Role Of The Control Rods In A Nuclear

Question: The Role Of The Control Rods In A Nuclear Reactor Is To Of O A. Maintain A Constant Rate Of Fission Reaction O B. Cools Down The Reactor O C. Extract Thermal Energy O D. Provide More Thermal Energy The role of the control rods in a nuclear

300+ TOP NUCLEAR ENGINEERING Interview Questions

41) Function of control rod in a nuclear reactor is to control A. temperature B. pressure C. fuel consumption D. absorption of neutrons ANS:- D 42) The main ore of uranium is A. pitchblende B. monazite sand C. cassiterite D. chalcopyrite ANS:- A 43) Which of

How do control rods get in there?

2013/12/26How do control rods get in there!? This is a bit annoying for me, hopefully someone can help. You have fuel pellets in rods. They are en capsuled by cladding to make sure fission fragments cannot escape into the moderator. Do the fission neutrons pass through this cladding into the open space between the rods (where the moderator slows them down) and then pass the cladding of the next ad

Control rods in a nuclear reactor are used to: A. move

Control rods in a nuclear reactor are used to: A. move fuel rods around in the chamber. B. absorb neutrons. C. provide cooling by decreasing the temperature of the water. A stretched string is 1.91 m long and has a mass of 19.3 g. When the string is oscillated at

Virtual Lab: Nuclear Fission

Select the "Nuclear Reactor" tab at the top. You can drag the handle on the "control rod adjuster" to move the control rods. Start with control rods in. 1) Fire into the reaction and watch very closely to the fission reactions as they happen. Specifically watch

What is used as control rods in a nuclear reactor?

Control rods are used in nuclear reactors to control the fission rate of uranium and plutonium. They are composed of chemical elements such as boron, silver, indium and cadmium that are capable of absorbing many neutrons without themselves fissioning. hope this

Answered: A nuclear reactor is operating at a

A nuclear reactor is operating at a certain power level, with its multiplication factor k adjusted to unity. If the control rods are used to reduce the power output of the reactor to 25% of its former value, is the multiplication factor now a little less than unity, substantially

Virtual Lab: Nuclear Fission

Select the "Nuclear Reactor" tab at the top. You can drag the handle on the "control rod adjuster" to move the control rods. Start with control rods in. 1) Fire into the reaction and watch very closely to the fission reactions as they happen. Specifically watch

How do control rods work in a nuclear fission reactor?

This is done using control rods which absorb excess neutrons (reactions require 1 neutron and release 3 so there quickly becomes too many neutrons). They are composed of a material which has many stable isotopes (like Boron) so when the atoms absorb a neutron, they still don't become radioactive.

Physics MCQs for Class 12 with Answers Nuclei

2020/2/3Q.1. For a nuclear fusion process, suitable nuclei are(a) any nuclei(b) heavy nuclei(c) lighter nuclei(d) nuclei lying in the middle of periodic table Answer Answer: (c) Q.2. In the uranium radioactive series, the initial nucleus is 92U238 and that the final nucleus is

in a nuclear power plant control rods are used to a. speed

Control rods may be inserted into a nuclear reactor core to reduce the reaction rate or withdrawn to increase it depending on the desired rate of reaction. New questions in Chemistry The ____________________ is an upward force exerted by a fluid on any object in the fluid.

Virtual Lab: Nuclear Fission

Select the "Nuclear Reactor" tab at the top. You can drag the handle on the "control rod adjuster" to move the control rods. Start with control rods in. 1) Fire into the reaction and watch very closely to the fission reactions as they happen. Specifically watch

How do control rods get in there?

2013/12/26How do control rods get in there!? This is a bit annoying for me, hopefully someone can help. You have fuel pellets in rods. They are en capsuled by cladding to make sure fission fragments cannot escape into the moderator. Do the fission neutrons pass through this cladding into the open space between the rods (where the moderator slows them down) and then pass the cladding of the next ad

The Most Trusted Place To Get Answers To Your Questions

2020/1/28Question: In order for them to work, what must the control rods in a nuclear reactor contain? A. neutron-emitting material B. neutron-absorbing material C. uranium-235 D. water If you were to pour 4 different liquids into a glass and the liquids separated into 4 layers

in a nuclear power plant control rods are used to a. speed

Control rods may be inserted into a nuclear reactor core to reduce the reaction rate or withdrawn to increase it depending on the desired rate of reaction. New questions in Chemistry The ____________________ is an upward force exerted by a fluid on any object in the fluid.

Nuclear Power Plant Multiple Choice Questions

2018/4/14Nuclear Power Plant Multiple Choice Questions 1. The efficiency of a nuclear power plant in comparison to a conventional thermal power plant is (a) same (b) more (c) less (d) may be less or mote depending on size (e) unpredictable Ans: c 2. Isotopes of same

Why is it important to control the speed of the chain

Control Rods for Fission Reactors In the operation of a nuclear reactor, fuel assemblies are put into place and then the control rods are slowly lifted until a chain reaction can just be sustained. To keep the chain reaction going, the control rods must be withdrawn further.

Explain the principle and working of a nuclear reactor with

A nuclear reactor consists of (1) Fuel (2) Moderator (3) Control rods (4) Radiation shielding (5) Coolant. 1. Fuel and clad : In reactor the nuclear fuel is fabricated in the form of thin and long cylindrical rods. These group of rods treated as a fuel assembly. These

Samacheer Kalvi 10th Science Guide Chapter 6 Nuclear

Give the function of control rods in a nuclear reactor. Answer: Control rods are used to control the number of neutrons in order to have a sustained chain reaction. Mostly boron or cadmium rods are used as control rods. They absorb the neutrons. Question 6.

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