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Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 6th Standard Science - English Medium - Nuclear Physics

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Samacheer Kalvi 6th
English
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Nuclear Physics

Samacheer Kalvi 6th Science - Nuclear Physics - Book Back Questions in English Medium

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Question 1 Of 10

Proton-Proton chain reaction is an example of.

Nuclear fission α – decay Nuclear fusion β – decay

Question 2 Of 10

Unit of radioactivity is .

roentgen curie becquerel all the above

Question 3 Of 10

Man-made radioactivity is also known as.

Induced radioactivity Spontaneous radioactivity Artificial radioactivity a & c

Question 4 Of 10

Which of the following statements is/are correct?

(i) & (ii) are correct (ii) & (iii) are correct (iv) only correct (iii) & (iv) are correct

Question 5 Of 10

Gamma radiations are dangerous because

it affects eyes & bones it affects tissues It produces a genetic disorder it produces enormous amount of heat

Question 6 Of 10

Kamini reactor is located at.

Kalpakkam Koodankulam Mumbai Rajasthan

Question 7 Of 10

Artificial radioactivity was discovered by.

Bequerel Irene Curie Roentgen Neils Bohr

Question 8 Of 10

Which of the following is/are correct?

(i) only correct (i) & (ii) are correct (iv) only correct (iii) & (iv) are correct

Question 9 Of 10

Isotope is used for the treatment of cancer.

Radio Iodine Radio Cobalt Radio Carbon Radio Nickel

Question 10 Of 10

In which of the following, no change in mass number of the daughter nuclei takes place

(i) is correct (ii) and (iii) are correct (i) & ( iv) are correct (ii) & (iv) are correct Ans : (