JEE Main 26 Feb 2021 Shift 2 Solved Paper

Section: Physics

Question : 20 of 89

Marks: +1, -0

The incident ray, reflected ray and the outward drawn normal are denoted by the unit vectors a, b and c, respectively. Then, choose the correct relation for these vectors.

[26 Feb 2021 Shift 2]

b=a+2c
b=2a+c
b=a−2(a⋅c)c
b=a−c

Validate

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