If A = î + ĵ and B = î − k̂, the angle between A and B is — Physics1 | Mockzy | Mockzy

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If A = î + ĵ and B = î − k̂, the angle between A and B is

A

zero

B

180°

C

60°

D

90°

Velocity of a particle is given as v = 2t² − 3 m/s. The acceleration of particle

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