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1. sol:
P | q | ~p | ~p ^ q |
| T T F F | T F T F | F F T T | F F T F |
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4 Answers
If a vector A is multiplied by a real number (say n), the vector of same nature is obtained but its magnitude is n times that of A.
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Yes, a physical quantity can have magnitude and direction but still be a scalar if it doesn't obey the vector addition. An example is Electric Current which has magnitude and a fixed direction, but it does not follow vector laws of addition.
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5 Claps
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5 Claps
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