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NCAT - Practice Test - Physics - Vector and Equilibrium Quiz

Attempt 10 MCQs on NCAT - Practice Test - Physics - Vector and Equilibrium | Quiz 10

91. If |A| = |B|, then the angle between (A+B) and (A-B) is:



92. Which law is used to add two vectors?



93. Find the dot product of vectors of magnitudes 4 and 5 with an angle of 60°.



94. What is the relation between A × B and B × A?



95. A force F = 5i N acts at point with position vector r = 0.2i+0.3j m from origin. Find torque magnitude and direction.



96. What is the first condition for equilibrium?



97. A vector has components 10 along x-axis and 10 along y-axis. What is its direction?



98. Two vectors of magnitude 5 each are perpendicular. Find magnitude of their cross product.



99. Two forces of 3 N and 4 N have a resultant of 5 N. What is the angle between them?



100. Which rule is used to find the direction of vector product?



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