A. Vector
B. Position Vector
C. Vector in the direction at angle θ with an x-axis
D. The unit vector in the direction at angle θ with an x-axis
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Related Mcqs:
- The rectangular coordinate system is also called______________?
A. Polar coordinate system
B. Cartesian coordinate system
C. Cylindrical coordinate system
D. Spherical coordinate system - Addition of vector obeys_____________?
A. Commutative law
B. Distributive law
C. Associative law
D. All given laws in A, B and C - Maximum number of components of a vector may be________________?
A. 1
B. 2
C. 3
D. Infinite - Which one is not correct for a vector A= 2i+2j+3k ?
A. Has direction 45° with an x-axis
B. Has magnitude 2
C. Has magnitude 2 and direction °=45° with a y-axis
D. Has magnitude -2 - The cross product i^ x j^ is equal to_______________?
A. Zero
B. One
C. i^
D. k^ - What is the angle that the given vector makes with y-axis and A=2i+3j ?
A. 30°
B. 60°
C. 90°
D. 120° - In which quadrant the two rectangular components of a vector have same sign ?
A. 1st
B. 2nd
C. Both 1st and 3rd
D. 4th - If east, west, north, south, up and down are representing the direction of unit vectors, then east x south has the direction along_____________?
A. West
B. North
C. Down
D. Up - The dimension of torque is______________?
A. [ML2T-2]
B. [MLT-2]
C. [ML2T]
D. [ML-2T-2] - SI unit of torque is______________?
A. N.m
B. joule
C. Both a and b are correct
D. Neither a nor b is correct
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