Download App

VECTOR ALGEBRA — Maths STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceMathsVECTOR ALGEBRA1 Mark
Question
Find the projection of the vector $\hat{\text{i}} + 3\hat{\text{j}} + 7\hat{\text{k}}\text{ on the vector } 2\hat{\text{i}} -3\hat{\text{j}} + 6\hat{\text{k}}.$
✓

Answer

5.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Question" from VECTOR ALGEBRA→VECTOR ALGEBRA — all question types→Maths STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

If $A=\left[\begin{array}{cc}8 & 0 \\ 4 & -2 \\ 3 & 6\end{array}\right]$ and $B=\left[\begin{array}{cc}2 & -2 \\ 4 & 2 \\ -5 & 1\end{array}\right]$, then find the matrix $X$ such that $2 A+3 X=5 B$.
→
Write the order of the differential equation $1+\Big(\frac{\text{dy}}{\text{dx}}\Big)^{2}=7\Big(\frac{\text{d}^{2}}{\text{dx}^{2}}\Big)^{3}.$
→
$\sin\bigg(\frac{\pi}{3}-\sin^{-1}(-\frac{1}{2})\bigg)$ is equal to
→
Differentiate $e^{\cos x}$ w.r.t. $x.$
→
$\int_{0}^{\frac{2}{3}} \frac{d x}{4+9 x^{2}}$ equals
→
Let f: {2, 3, 4, 5) $\rightarrow$ {3, 4 ,5, 9} and g : {3, 4, 5, 9) $\rightarrow$ {7, 11, 15) be functions defined as f (2) = 3 , f (3) = 4 , f (4) = f (5) = 5 and, g (3) = g (4) = 7 and g (5) = g (9) = 11. Find gof.
→
Integrate the function $\frac{1}{\cos (x+a) \cos (x+b)}$
→
If A is square matrix such that $A^2 = A,$ then $(I + A)^3 – 7\ A$ is equal to
→
Write the projection of the vector $\hat{\text{i}}-\hat{\text{j}}$on the vector $\hat{\text{i}}+\hat{\text{j}}$.
→
Use elementary column operation $\text{C}_{2}\rightarrow\text{C}_{2} + 2\text{C}_{1}$ in the following matrix equation:
$ \begin{bmatrix} 2 & 1 \\ 2 & 0 \\ \end{bmatrix} = \begin{bmatrix} 3 & 1 \\ 2 & 0 \\ \end{bmatrix} \begin{bmatrix} 1 & 0 \\ -1 & 1 \\ \end{bmatrix} $
→