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प्रश्न
Collect information about vanous physical quantities used in day-to-day life and the devices used for their measurement.
कृती
उत्तर
In our daily lives, we use several physical quantities to measure different aspects of our surroundings. Below is a list of some commonly used physical quantities, their standard units, and the devices used for their measurement.
| Physical Quantity | Unit | Measuring Device | Usage |
| Length (Distance) | Meter (m) | Scale, Vernier caliper, Odometer | Measuring height, width, or distance |
| Mass (Weight) | Kilogram (Kg) | Beam balance, Electronic balance | Weighing groceries, gold, medicines |
| Time | Second (s) | Clock, Stopwatch, Atomic clock | Measuring time duration |
| Temperature | Kelvin (K) or Celsius (°C) | Thermometer, Pyrometer | Checking body temperature, weather |
| Electric Current | Ampere (A) | Ammeter, Multimeter | Measuring electricity in circuits |
| Light Intensity | Candela (cd) | Photometer, Lux meter | Measuring brightness of lights |
| Force | Newton (N) | Spring balance, Dynamometer | Measuring push or pull on objects |
| Pressure | Pascal (Pa) | Barometer, Manometer | Measuring air or liquid Pressure |
In daily life, we rely on various measuring devices to ensure accuracy in tasks like shopping, cooking, construction, and science. Using standard measurement units helps maintain consistency and reliability in different fields.
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