PHYSICS Comprehensive Resource To Help You Ace 2026-2027 Exams
Includes Frequently Tested Questions With ELABORATED 100%
Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
1. Sodium chloride shows _____________ type of bonding:
vander waal's
ionic
metallic
covalent
- Correct Answer: ionic
2. The type of bonding in which atoms share the electrons is called_________ bonding:
metallic
hydrogen
vander waal's
covalent
ionic
- Correct Answer: covalent
3. An example of self healing material that you saw in the video discussed one that could:
prevent fuel leaking from tanks
seal cracks in body armor
repair damage in cracked buildings
prevent water leaks in pipes
- Correct Answer: prevent fuel leaking from tanks
4. The force that Geckos utilize when they climb surfaces is: (this question is from the video
you were asked to watch):
, electrostatic
mechanical
ionic
chemical
vander Waal's
- Correct Answer: vander Waal's
5. When the force between two atoms is zero, the corresponding separation between the atoms
is called:
equilibrium spacing
net distance
nominal spacing
atomic distance
- Correct Answer: equilibrium spacing
6. The atoms are in a stable condition when:
the net energy is maximum
the net energy is infinite
the net energy is minimum
the net energy is zero
- Correct Answer: the net energy is minimum
7. When the force between two atoms is zero, the energy between them is:
zero
infinity
minimum
maximum
- Correct Answer: minimum
, 8. A material that has atoms arranged regularly is called a crystalline structure:
True
False
- Correct Answer: True
9. A BCC structure has an atomic packing factor of:
0.68
0.74
0.78
0.54
- Correct Answer: 0.68
10. A simple cubic crystal structure has an atomic packing factor of:
0.78
0.68
0.74
0.52
- Correct Answer: 0.52
11. If the unit cell of a simple cubic crystal has a side length of 1.5 nm, what is the volume of the
unit cell in nm3?:
3.75
4.5
6.25
2.25
3.375
- Correct Answer: 3.375
1. (1.5)^3
12. In a BCC crystal structure, how many atoms are there in a unit cell?:
2
3
Includes Frequently Tested Questions With ELABORATED 100%
Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
1. Sodium chloride shows _____________ type of bonding:
vander waal's
ionic
metallic
covalent
- Correct Answer: ionic
2. The type of bonding in which atoms share the electrons is called_________ bonding:
metallic
hydrogen
vander waal's
covalent
ionic
- Correct Answer: covalent
3. An example of self healing material that you saw in the video discussed one that could:
prevent fuel leaking from tanks
seal cracks in body armor
repair damage in cracked buildings
prevent water leaks in pipes
- Correct Answer: prevent fuel leaking from tanks
4. The force that Geckos utilize when they climb surfaces is: (this question is from the video
you were asked to watch):
, electrostatic
mechanical
ionic
chemical
vander Waal's
- Correct Answer: vander Waal's
5. When the force between two atoms is zero, the corresponding separation between the atoms
is called:
equilibrium spacing
net distance
nominal spacing
atomic distance
- Correct Answer: equilibrium spacing
6. The atoms are in a stable condition when:
the net energy is maximum
the net energy is infinite
the net energy is minimum
the net energy is zero
- Correct Answer: the net energy is minimum
7. When the force between two atoms is zero, the energy between them is:
zero
infinity
minimum
maximum
- Correct Answer: minimum
, 8. A material that has atoms arranged regularly is called a crystalline structure:
True
False
- Correct Answer: True
9. A BCC structure has an atomic packing factor of:
0.68
0.74
0.78
0.54
- Correct Answer: 0.68
10. A simple cubic crystal structure has an atomic packing factor of:
0.78
0.68
0.74
0.52
- Correct Answer: 0.52
11. If the unit cell of a simple cubic crystal has a side length of 1.5 nm, what is the volume of the
unit cell in nm3?:
3.75
4.5
6.25
2.25
3.375
- Correct Answer: 3.375
1. (1.5)^3
12. In a BCC crystal structure, how many atoms are there in a unit cell?:
2
3
