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JEE Mock Test
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1. The half-life of a radioactive substance is 10 days. If you start with 100 grams, how much will remain after 30 days?
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3. Which of the following is a unit of power?
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4. Which of the following is a non-metal that is a good conductor of electricity?
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5. Which of the following is not a property of a semiconductor?
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6. Which of the following is not a unit of pressure?
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7. Which of the following is not a greenhouse gas?
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8. The number of elements in the set
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9. The phenomenon of splitting of light into its constituent colors is called:
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10. Which of the following is not a part of the electromagnetic spectrum?
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11. The force experienced by a unit positive charge placed at a point in an electric field is called:
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12. Which of the following is not a vector quantity?
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13. The process of conversion of a solid directly into vapor without passing through the liquid state is called:
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14. What is the speed of light in a vacuum?
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15. Which of the following is not a primary color of light?
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16. Which of the following is not a type of mechanical wave?
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17. The bending of light when it passes from one medium to another is called:
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18. The process of transfer of heat by actual movement of molecules is called:
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19. The SI unit of electric charge is:
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20. Which of the following is not a type of nuclear radiation?
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21. What is the SI unit of magnetic field strength?
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