

MCQOPTIONS
Saved Bookmarks
1. |
The velocity of a fast moving neutron is?$ |
A. | 2 m/s |
B. | 2.4 x 10<sup>10</sup> m/s |
C. | 4.4 x 10<sup>10</sup> m/s |
D. | 4.4 x 10<sup>6</sup> m/s |
Answer» E. | |