[单选题]
Which of the following physicak ehv6ula4s d r5+jk65l quantities has thedrh )2 qz/my+3fxfq*s;:l ecz same SI unit as the radioactivxc2sf r);q:zf/m* l3y hqde z+e decay constant?
A. Frequency
B. Time period
C. Wavelength
D. Wave speed
参考答案: A
本题详细解析:
Explanation:
The SI unit of radioactive decay constant is $s^{−1}$, which is the same as that of frequency.
