- the valence band is partially filled with electrons
- conduction band is partially filled with electrons
- conduction band is empty and the valence band is filled with electrons
- conduction band is filled with electrons and valence band is empty
Category: Past Papers MCQs
| No. | Topics. | No. | Topics. |
|---|---|---|---|
| 1. | Biology mcqs | 2. | Chemistry mcqs |
| 3. | General Knowledge mcqs | 4. | Pak Studies |
| 5. | Physics mcqs |
- melting point
- freezing point
- boiling point
- condensation point
- a transmitter and a receivern
- a transmitter and a communication channel
- a transmitter, a communication channel and a réceiver
- a receiver and a communication channel
- current
- resistance
- voltage
- capacitance
- A body can be accelerated by frictional force
- There can be zero friction
- Kinetic friction is greater than rolling friction
- Frictional force and area of contact between the two surfaces are proportional
- hot water present in an open beaker
- some amount of water present in equilibrium with its vapour in a closed and insulated beaker
- some amount of hot water enclosed in a closed container
- d ice kept in open beaker
- angle of contact between the surface and the liquid
- viscosity
- surface tension
- density
- ( Has no units and dimensions as it is a constant
- ( Its value remains constant in all systems of units
- ( That's not dependent upon the nature of the medium in which the bodies are placed
- Its a force of repulsion
- infrared
- visible light
- microwaves
- ultraviolet rays
- 9×10-⁹C-²Nm²
- 9×10⁹C-²Nm²
- 8.85×10-¹² C²N-¹m-²
- 8.85×10¹² C²Nm-²
- Size of orbitals
- Shape of orbitals
- Orientation of orbitals
- Nuclear Stability
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