In general, good absorbents of electromagnetic radiation are also good___________?

A. Radiators
B. Conductors
C. Insulators
D. Semi Conductors

Submitted by: Rida

Related Mcqs:

Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy?
A. radio, visible, infrared, ultraviolet, x-ray, gamma ray
B. radio, infrared, visible, x-ray, gamma ray, ultraviolet
C. visible, radio, infrared, ultraviolet, x-ray, gamma ray
D. radio, infrared, visible, ultraviolet, x-ray, gamma ray

Submitted by: Mansoor Ul Haque
All of the following are electromagnetic radiations except__________?
A. Red light
B. Sound waves
C. X-Rays
D. Photon

Submitted by: Mansoor Ul Haque
The scientist who first sent electromagnetic waves to distant places is?
A. James Clerk Maxwell
B. Heinrich Hertz
C. Thomas Alva Edison
D. John Logie Baird

Submitted by: Malik Asghar Hussain
Ozone layer prevents ______________ radiation from entering the atmosphere?
A. Infra-red
B. Ultraviolet
C. X-rays
D. Gamma rays
E. None of these
Nuclear radiation is emitted by those elements whose:
A. molecules are stable
B. molecules are unstable
C. nuclei are stable
D. nuclei are unstable

Submitted by: Mansoor Ul Haque
Which type of reaction produces the most harmful radiation?
A. Fusion reaction
B. Fission reaction
C. Chemical reaction
D. Photo-Chemical reaction

Submitted by: Malik Asghar Hussain
In radiation, which of the following has strong photons?
A. X-Rays
B. Gamma
C. Microwave
D. Electromagnetic

Submitted by: Warraich
Which diagnostic scan gives some of the highest radiation doses in diagnostic radiography ?
A. CT-Scan
B. Ultrasound
C. MRI
D. X-Ray

Submitted by: Abid Hussain
_________ is the atmospheric layer that absorbs most of the ultraviolet radiation that Earth receives from the Sun.
A. Troposphere
B. Stratosphere
C. Mesosphere
D. Ionosphere

Submitted by: Muhammad Abdullah
In general, Comets have __________ orbits
A. Elliptical
B. Highly elliptical
C. Circular
D. Parabolic