Which type of reaction produces the most harmful radiation?

Related Mcqs:

1. In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?

   A. Chemical Reaction B. Nuclear reaction C. Fission nuclear reaction D. Fusion nuclear reaction E. None of these...

2. Radiations are harmful as it:___________?

   A. Causes skin cancer B. Causes anemia C. Alters body tissue D. is unstable Submitted by: Fahad Mehsud...

3. You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star.

   A. Wolf-Rayet star B. Red supergiant C. Stellar storm D. Pulsar Submitted by: Mansoor Ul Haque...

4. Ozone layer prevents ______________ radiation from entering the atmosphere?

   A. Infra-red B. Ultraviolet C. X-rays D. Gamma rays E. None of these...

5. 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...

6. 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...

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

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

8. In radiation, which of the following has strong photons?

   A. X-Rays B. Gamma C. Microwave D. Electromagnetic Submitted by: Warraich...

9. 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...

10. _________ 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...