MCQOPTIONS
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MCQOPTIONS
| 1. |
Which_is_true? |
| A. | ‚àëF = ‚àëFx + ‚àëFy + ‚àëFz |
| B. | ‚àëF = -(‚àëFx + ‚àëFy + ‚àëFz) |
| C. | ‚àëF = ‚àëFxi + ‚àëFyj + ‚àëFzk |
| D. | ‚àëF = -(‚àëFxi+ ‚àëFyj + ‚àëFzk) |
| Answer» D. ‚Äö√Ñ√∂‚àö‚Ć‚àö¬¥F = -(‚Äö√Ñ√∂‚àö‚Ć‚àö¬¥Fxi+ ‚Äö√Ñ√∂‚àö‚Ć‚àö¬¥Fyj + ‚Äö√Ñ√∂‚àö‚Ć‚àö¬¥Fzk) | |