MCQOPTIONS
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| 1. |
Which one of the following forces can be applied only when the body is in contact with the object? |
| A. | Frictional force |
| B. | Muscular force |
| C. | Gravitational force |
| D. | Both [a] and [b] |
| E. | None of these |
| Answer» B. Muscular force | |