Primary cosmic rays are composed largely of very fast__________?

Related Mcqs:

1. 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...

2. X-rays were discovered by __________?

   A. Wilhelm Conrad Roentgen B. Thomson C. Ernest Rutherford D. Bacquerel Submitted by: Rubina Suleman...

3. Who discovered the Gamma Rays?

   A. Alfred Marshall B. Paul Villard C. Bohar D. Jabar bin Hayan Submitted by: Rubina Suleman...

4. Which of the following Rays are more Penetrating?

   A. Beta rays B. Alpha rays C. Gamma rays D. X-rays Submitted by: Farjan Ahmed Soomro...

5. Which rays are trapped in our galaxy by magnetic waves?

   A. Alpha rays B. Gamma rays C. Cosmic rays D. None of these Submitted by: Malik Asghar Hussain...

6. Gamma rays have greatest similarity with?

   A. a-rays B. X-rays C. b-rays D. U.V.-rays Submitted by: Malik Asghar Hussain...

7. The light rays used for eliminating bacteria?

   A. X-rays B. infrared rays C. microwave radiation D. ultra-violet radiation Submitted by: Malik Asghar Hussain...

8. The study of X-rays and their medical applications is called _________ ?

   A. Radiology B. Raciology C. Rheumatology D. Rheology Submitted by: Rashid Mehmood...

9. Which one of the following of glass can cut ultraviolet rays?

   A. Jena Glass B. Soda Glass C. Pyrex Glass D. Crookes Glass Submitted by: Parvez Malik...

10. The natural fats and oils are composed of_________?

    A. Carbon, Hydrogen and Oxygen B. Carbon, Hydrogen and Nitrogen C. Carbon, Oxygen and Nitrogen D. Hydrogen, Oxygen and Nitrogen...