Questions and Solutions

Class: 12 Subject: Math Type: Mcq Year: 2023

Question 1:

The direction ratios of the line \(\frac{x-1}{3}=\frac{2-y}{1}=\frac{3z}{2}\) are:

  • A. 3, 1, 2
  • B. 4, 3, 2
  • C. 9, -3, 2
  • D. 9, 3, 2
Class: 12 Subject: Math Type: Mcq Year: 2023

Question 2:

The Cartesian equation of the line passing through the point \((1,-3,2)\) and parallel to the line \(\vec{r}=2\hat{i}-\hat{k}+\lambda(\hat{i}+\hat{j}+2\hat{k})\) is:

  • A. \(\frac{x-1}{2}=\frac{y+3}{0}=\frac{z-2}{-1}\)
  • B. \(\frac{x+1}{1}=\frac{y-3}{1}=\frac{z+2}{2}\)
  • C. \(\frac{x+1}{2}=\frac{y-3}{0}=\frac{z+2}{-1}\)
  • D. \(\frac{x-1}{1}=\frac{y+3}{1}=\frac{2-z}{-2}\)