Question
Download Solution PDFThe SI unit of heat energy transferred is expressed in ______.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Joule.
Key Points
- Heat
- It is a form of energy that flows from one body to another due to the difference in temperature between the bodies.
- It is simply the potential energy stored in the bonds that hold particles within the object together.
- Heat or thermal energy is the form this energy possesses when it is transferred between systems and surroundings.
- SI unit of energy is Joule (J) and from above it is clear that heat is a form of energy.
- Therefore the SI unit of heat energy is Joule (J).
Additional Information
- SI unit of other quantities is as shown below
| Quantity | SI unit | Formula |
| Resistance | Ohm | \(R=\frac{\rho L}{A}\) |
| Charge | Coulomb | - |
| Power | Watt | P = Work/time |
| Current | Ampere | I = Q/t |
| Temperature | Kelvin |
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