Question
Parsec is a unit of
- Acceleration
- Speed
- Time
- Length
Answer (Detailed Solution Below)

The correct answer is Length
Parsec is a unit of length.
It is used to measure the large distance to astronomical objects outside the solar system.
It is also the unit of distance. It is represented by pc.
Additional information:
Acceleration is the rate of change of velocity. It is represented by a. Its unit is m/s. Acceleration is a vector quantity. It has both magnitude and direction.
Speed is a scalar quantity. It has only magnitude but no direction. Its unit is m/s. It is the time rate at which an object is moving along a path.
The unit of time is second.
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