- a heterogenous system
- an open system
- a closed system
- an isolated system
Category: Past Papers MCQs
| No. | Topics. | No. | Topics. |
|---|---|---|---|
| 1. | Biology mcqs | 2. | Chemistry mcqs |
| 3. | General Knowledge mcqs | 4. | Pak Studies |
| 5. | Physics mcqs |
- Mg/2k
- Mg/k
- 2 Mg/k
- 4 Mg/k
- they do not have same number of neutrons
- they have dissimilar mass number
- they have different energy level schemes
- they have different number of valence electrons.
- There is no force between the molecules
- There is a repulsive force between the molecules
- There is an attractive force between the molecules
- There is zero resultant force between the molecules
- the area which v– t graph encloses with displacement axis
- the area which x – t graph encloses with time axis
- the area which v – t graph encloses with time axis
- the area which a – t graph encloses with axis
- Force
- Direction of magnetic field
- Direction of current flowing through the conductor
- Magnetic Flux
- Increase the magnitude of current only
- Decrease the magnitude of the currently only
- Increase or decrease the magnitude of current
- None of these
- kilogram
- metre
- m/s
- second
- Increase
- Decrease
- remain constant
- Need more data to say
- 6.4 × 10³W
- 3.4 × 10⁴W
- (1.6 × 10⁵W
- none of these
- Gases
- Liquid
- Only solids
- Only gases & liquids
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