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ENTRANCE TEST – 2016 Multiple Questions and Answers.
| 1. | The continuous spectrum of X-ray is formed due to: | ||
| A. | Characteristics of X-rays | ||
| B. | Bremsstrahlung X-ray | ||
| C. | Soft X-ray | ||
| D. | Hard X-ray | ||
| 2. | Wavelength of γ-rays is: | ||
| A. | Equal to the X-rays | ||
| B. | Longer to the X-rays | ||
| C. | Shorter to the X-rays | ||
| D. | Boarder to the X-rays | ||
| 3. | Thorium is transformed after the transmission of β-particle into: | ||
| A. | Bismuth | ||
| B. | Protactinium | ||
| C. | Polonium | ||
| D. | Palladium | ||
| 4. | Emission of γ-rays from radioactive element results into | ||
| A. | Bismuth | ||
| B. | Protactinium | ||
| C. | Polonium | ||
| D. | Palladium | ||
| 5. | The relation between decay constant ‘λ’ and half-life ‘T½’ of radioactive substance is: | ||
| A. | λ = 1 T½ | ||
| B. | λ = 0.693 T½ | ||
| C. | λ = T½ | ||
| D. | λ = 0.693 T½ | ||
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