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Mechanics

Quick practice

Question 1 of 5

Two vectors $P=2 \hat{i}+\hat{b j}+2 \hat{k}$ and $Q=\hat{i}+\hat{j}+\hat{k}$ will be parallel if

A

b = 0

B

b = 1

C

b = 2

D

b= – 4

Concepts

Scalers and Vectors

Motion in a Straight Line

Circular Motion

Rotational Motion

Oscillations

Gravitation

Projectile Motion

Laws of Motion

Work, Power & Energy