Which unit below is not in the System International (SI) of units?
A: Unit of length is the meter (m) ,
B: The force unit is the pound (lb),
C: The time unit is the second (s),
D: The temperature unit is the kelvin (K).
A: Unit of length is the meter (m) ,
B: The force unit is the pound (lb),
C: The time unit is the second (s),
D: The temperature unit is the kelvin (K).
举一反三
- Which of the following is the length unit? A: yard B: hectare C: gallon D: pound
- We can easily see from the definition of k _______ the ratio of a force _______ a length that the unit of elastic potential energy (弹性势能) is the same as the unit of work (功) .
- is a unit for measuring length which equals to 10 meters.
- 中国大学MOOC: Which of the following is the length unit?
- The DPU consists of two main units, the data processing unit （MCU）and the control loops unit （CLU）.