Ask Question
EngineeringEngineering
16 January, 14:33

Which of the following statements are correct? (a) A substance will emit radiation at a particular wavelength only (b) All substances emit radiation (c) Only some substances emit radiation (d) Bodies black in colour are known as black bodies

+2
Answers (1)
  1. 16 January, 16:02
    0
    Answer: b) All substances emit radiation

    Explanation: This is a universal statement that all bodies emit radiations. The radiations are usually in the form of electromagnetic radiations that are being emitted in accordance with temperature that varies from body to body. Even human bodies along with any other body emit radiations These radiations are absorbed by the black body. Therefore the correct option is option (b).
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Which of the following statements are correct? (a) A substance will emit radiation at a particular wavelength only (b) All substances emit ...” in 📙 Engineering if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
List and briefly describe two modern's materials needs
Answers (1)
Two advantages of deforming steel at room temperature rather than at elevated temperatures are: (select 2 answers from the options below) A. better dimensional accuracy B. elimination of coring by diffusion C. a smoother surface finish D.
Answers (1)
Both 1042 steel and 4340 steel are used commercially to make quenched round bars of about the same diameter, such as 1 in. Often, these are fully quenched.
Answers (1)
When you are forwarding-bias a diode with a digital VOM, the red test lead should be placed on which lead of the diode? a. Anode B. Calthode c. Emitter D. Drain
Answers (1)
A solar radiation flux of 700 W/m2 is absorbed in a metal plate that is perfectly insulated on the back surface.
Answers (1)
New Questions in Engineering
What types of documents are NOT acceptable to share on Course Hero? Select all that apply.
Answers (1)
Which of the following statements regarding the dermis is FALSE? The dermis contains a large amount of fat tissue. The dermis is composed of fibrous connective tissue. The dermis is also called the corium. The dermis houses sensory receptors.
Answers (1)
Let r be a bank's interest rate in percent per year (APR). An initial amount of money P, also called as principal, will mature to an amount of P (1+r/100) ^n after n years have passed.
Answers (1)
Fluid power is a. The technology that deals with the generation, control, and transmission of power-using pressurized fluids b. muscle that moves industry. c. used to push, pull, regulate, or drive virtually all the machine of modern industry d.
Answers (1)
6. PVC boxes are primarily used in new construction because it is simple to them to rafters or studs.
Answers (1)
Home » Engineering » Which of the following statements are correct? (a) A substance will emit radiation at a particular wavelength only (b) All substances emit radiation (c) Only some substances emit radiation (d) Bodies black in colour are known as black bodies
Sign Up Forgot Password?