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The vactor projection of a vector 3hati+...

The vactor projection of a vector `3hati+4hatk`on y-axis is

A

3

B

4

C

5

D

zero

Text Solution

Verified by Experts

The correct Answer is:
4
Projection `= ((3hati+4hatk)*hatj)/(|hatj|) =0`
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ALLEN-BASIC MATHEMATICS USED IN PHYSICS &VECTORS -DOT PRODUCT
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