- The connection of the switch in the picture is wrong
- The electrical appliances in the home circuit should be connected in parallel
- When using the test pen, your fingers should not touch the metal body of the pen tail
- The blown fuse may be caused by the total power of the electrical appliance being too large
Category: Past Papers MCQs
| No. | Topics. | No. | Topics. |
|---|---|---|---|
| 1. | Biology mcqs | 2. | Chemistry mcqs |
| 3. | General Knowledge mcqs | 4. | Pak Studies |
| 5. | Physics mcqs |
- specific latent heat of fusion
- latent heat of vaporization
- latent heat of fusion of a solid
- specific latent heat of vaporization
- ap-type Ge semiconductor
- an illuminated n-p-n type transistor
- an intrinsic silicon semiconductor
- an illuminated silicon p-n junction diode
- is proportional to the atmospheric pressure.
- is proportional to the square of atmospheric pressure.
- is propertional to the square root of atmospheric pressure
- does not depend on atmospheric pressure.
- 0.9 eV
- 1.2 eV
- 1.8 eV
- 0.5 eV
- When using electric kettles and rice cookers, the metal casing should be grounded
- Usually, when replacing the light bulb, the switch of the branch circuit where the light bulb is located must be disconnected first.
- Do not touch or wipe electrical appliances such as lamps and lanterns in working condition with wet hands or with a damp cloth to prevent electric shock
- When using the electroscope to identify the phase (fire) line, the metal body at the front end of the pen should be connected to the phase (fire) line, and the hand should not touch the metal body at the end of the pen.
- Remains unchanged
- Increases
- Decreases
- First increases then decrease to zero
- Acceleration
- Force
- Velocity
- All of the above
- Molarity
- Temperature
- Density
- All are correct
- acceleration
- momentum
- velocity
- displacement
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