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Examveda

The amount of radiation mainly depends upon the

A. Nature of the body

B. Temperature of the body

C. Type of surface of the body

D. All of these

Answer: Option D

Solution(By Examveda Team)

Radiation is a method of heat transfer that does not rely upon any contact between the heat source and the heated object It depends on nature of the body, its temperature and kind & extent of its surface.

This Question Belongs to Mechanical Engineering >> Heat And Mass Transfer

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Comments ( 3 )

  1. Mohammed Alshuaili
    Mohammed Alshuaili :
    3 years ago

    The total impedance of a circuit decreases when an inductor is added in series to an RC circuit


    Select one:
    True
    False

  2. Mohammed Alshuaili
    Mohammed Alshuaili :
    3 years ago

    An electron and a proton travelling with the same velocity are injected into a region of uniform magnetic field at 900 to the magnetic field direction. The initial magnetic forces on them are


    a.
    equal in magnitude and opposite in direction


    b.
    equal in magnitude and perpendicular to each other


    c.
    in opposite directions and differing in magnitude by the ratio of their masses


    d.
    equal in magnitude and direction

  3. Mohammed Alshuaili
    Mohammed Alshuaili :
    3 years ago

    Mode of transmission of heat, in which heat is carried by the moving particles, is conduction


    Select one:
    True
    False

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