Atomic Physics Test

Result

Atomic Physics Test - 1

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
1 / -0

The following question has five choices out of which ONLY ONE is correct.

Given below is a Cs. of electromagnetic spectrum and its mode of production. Which one does not match?

A
Gamma rays - Radioactive decay of the nucleus

B
Ultraviolet - Magnetron valve

C
Infra-red - Vibration of atoms and molecules

D
Radio wave - Rapid acceleration and deceleration of electrons in conducting wires

Solution

Ultraviolet - Magnetron valve
Magnetron is used to generate microwaves
Question 2
1 / -0

The following question has five choices out of which ONLY ONE is correct.

If the mass defect of ₈O¹⁶ nucleus is 0.128 amu, then the binding energy per nucleon of oxygen is

A
8.2 MeV

B
7.45 MeV

C
7.3 MeV

D
7.1 MeV

Solution

- 7.45 MeV
= 7.45 MeV
Question 3
1 / -0

¹⁴N₇ is bombarded with ⁴He₂. The resulting nucleus is ¹⁷O₈ with the emission of a/an

A
neutrino

B
antineutrino

C
proton

D
neutron

Solution

For the given reaction , we have

¹⁴N₇ + ⁴He₂ → ¹⁶O₈ + ¹p₁
Question 4
1 / -0

a-particles of energy 400 KeV are bombarded on nucleus of ₈₂Pb. In scattering of a -particles, its minimum distance from nucleus will be

A
0.59 nm

B
0.59 A⁰

C
5.9 pm

D
0.59 pm