In this chapter, we provide NCERT Solutions for Class 12 Maths Chapter 10 Vector Algebra Ex 10.4 for English medium students, Which will very helpful for every student in their exams. Students can download the latest NCERT Solutions for Class 12 Maths Chapter 10 Vector Algebra Ex 10.4 pdf, free NCERT solutions for Class 12 Maths Chapter 10 Vector Algebra Ex 10.4 book pdf download.

Board | CBSE |

Textbook | NCERT |

Class | Class 12 |

Subject | Maths |

Chapter | Chapter 10 |

Chapter Name | Vector Algebra |

Exercise | Ex 10.4 |

Number of Questions Solved | 12 |

Category | NCERT Solutions |

## NCERT Solutions for Class 12 Maths Chapter 10 Vector Algebra Ex 10.4

**Ex 10.4 Class 12 Maths Question 1.**

Find **Solution:**

Given

NCERT Maths Class 12 Chapter 10

**Ex 10.4 Class 12 Maths Question 2.**

Find a unit vector perpendicular to each of the vector , where **Solution:**

we have

**Ex 10.4 Class 12 Maths Question 3.**

If a unit vector makes angle and an acute angle θ with ,then find θ and hence the components of .**Solution:**

**Ex 10.4 Class 12 Maths Question 4.**

Show that **Solution:**

LHS =

**Ex 10.4 Class 12 Maths Question 5.**

Find λ and μ if**Solution:**

**Ex 10.4 Class 12 Maths Question 6.**

Given that . What can you conclude about the vectors ?**Solution:**

**Ex 10.4 Class 12 Maths Question 7.**

Let the vectors are given . Then show that **Solution:**

Given

are given

**Ex 10.4 Class 12 Maths Question 8.**

If either .Is the

converse true? Justify your answer with an example.**Solution:**

**Ex 10.4 Class 12 Maths Question 9.**

Find the area of the triangle with vertices A (1,1,2), B (2,3,5) and C (1,5,5).**Solution:**

A (1,1,2), B (2,3,5) and C (1,5,5).

**Ex 10.4 Class 12 Maths Question 10.**

Find the area of the parallelogram whose adjacent sides are determined by the vectors **Solution:**

We have

**Ex 10.4 Class 12 Maths Question 11.**

Let the vectors such that then is a unit vector if the angle between is

(a)

(b)

(c)

(d) **Solution:**

Given

**Ex 10.4 Class 12 Maths Question 12.**

Area of a rectangles having vertices

(a) sq units

(b) 1sq.units

(c) 2sq.units

(d) 4sq.units**Solution:**

**All Chapter NCERT Solutions For Class12 Maths**

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