A scalar quantity is one that:
1. is conserved in a process.
2. will never accept negative values.
3. must be dimensionless.
4. has the same value for observers with different orientations of axes.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe position of a particle in a rectangular co-ordinate system is (3, 2, 5). Then its position vector will be:
1.
2.
3.
4. None of these
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biologyis a vector with magnitude A, then the unit vector in the direction of is
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf , then the direction cosines of the vector are:
(direction cosines (or directional cosines) of a vector are the cosines of the angles between the vector and the three +ve coordinate axes.)
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA force F applied at a 30° angle to the x-axis has the following X and Y components:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf , then which of the following is NOT correct?
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThere are two force vectors, one of 5N and the other of 12N. At what angle should the two vectors be added to get the resultant vector of 17N, 7N, and 13N, respectively:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA particle moves from position null to due to a uniform force of N. If the displacement is in m, then the work done will be: (Given: \(W=\vec{F}.\vec{S}\))
1. 100 J
2. 200 J
3. 300 J
4. 250 J
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf for two vectors and , , then the vectors:
1. are perpendicular to each other.
2. are parallel to each other.
3. act at an angle of
4. act at an angle of
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology