Physics Dictionary
B
|  |  | |
| B-field |  |  | 
| back e.m.f. |  |  | 
| ball bearing |  |  | 
| ballistic galvanometer |  |  | 
| Balmer series |  |  | 
| band spectrum |  |  | 
| band width |  |  | 
| banked track |  |  | 
| bar |  |  | 
| bar magnet |  |  | 
| barium (Ba) |  |  | 
| base |  |  | 
| base unit |  |  | 
| battery |  |  | 
| beam |  |  | 
| beam balance |  |  | 
| bearing |  |  | 
| beat |  |  | 
| beat tone |  |  | 
| beta particle |  |  | 
| beta ray |  |  | 
| biconcave lens |  |  | 
| biconvex lens |  |  | 
| bifocal lens |  |  | 
| bimetallic strip |  |  | 
| binding energy |  |  | 
| binoculars |  |  | 
| bipolar |  |  | 
| black body |  |  | 
| black body radiation |  |  | 
| black hole |  |  | 
| blind spot |  |  | 
| block and tackle |  |  | 
| bob |  |  | 
| Bohr atom |  |  | 
| boiling |  |  | 
| boiling point |  |  | 
| bond |  |  | 
| bound electron |  |  | 
| Bourdon gauge |  |  | 
| Boyle's law |  |  | 
| Brownian motion |  |  | 
| bubble chamber |  |  | 
| Bunsen burner |  |  | 
| buoyancy |  |  | 
| burette |  |  |