A. Radiators
B. Conductors
C. Insulators
D. Semi Conductors
Submitted by: Rida
Advertisement
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...
Advertisement