Atoms and Nuclei Test

Result

Atoms and Nuclei Test - 115

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

If a proton and anti-proton come close to each other and annihilate, how much energy will be released

A
1.5 × 10^–10 J

B
3 × 10^–10 J

C
4.5 × 10^–10 J

D
None of these

Solution
Question 2
4 / -1

Which of these is a fusion reaction?

A

B

C

D
None of the above
Question 3
4 / -1

A
B.E = [M (A, Z) – ZM_p– (A – Z)M_n]C²

B
B.E = [ZM_p+ (A – Z)M_n– M (A, Z)]C²

C
B.E = [ZM_p+ AM_n– M (A, Z)]C²

D
B.E = M (A, Z ) –ZM_p–(A – Z)M_n
Question 4
4 / -1

Hydrogen bomb is based on which of the following phenomenon

A
Nuclear fission

B
Nuclear fusion

C
Radioactive decay

D
None of these
Question 5
4 / -1

The number of neutrons released when ₉₂U²³⁵undergoes fission by absorbing ₀n¹ and (₅₆Ba¹⁴⁴+ ₃₆Kr⁸⁹)are formed, is

A
0

B
1

C
2

D
3

Solution
Question 6
4 / -1

Which of the following particle has similar mass to electron?

A
Proton

B
Neutron

C
Positron

D
Neutrino
Question 7
4 / -1

Boron rods in nuclear reactor are used as a

A
Moderator

B
Control rods

C
Coolants

D
Protective shield
Question 8
4 / -1

If the energy released in the fission of one nucleus is 200 MeV then the number of nuclei required per second in a power plant of 16 kW will be

A
0.5 × 10¹⁴

B
0.5 × 10¹²

C
5 ×10¹²

D
5 × 10¹⁴

Solution
Question 9
4 / -1

Neutrino is a particle, which is

A
Charged and has spin

B
Charged and has no spin

C
Charge less and has spin

D
Charge less and has no spin
Question 10
4 / -1

The average number of prompt neutrons produced perfission of U²³⁵ is

A
More than 5

B
3 to 5

C
2 to 3

D
1 to 2