NCERT Solutions for Class 12 Maths Chapter 10 Vector Algebra Exercise 10.1

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Jasmine Grover

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NCERT Solutions for Class 12 Maths Chapter 10 Vector Algebra Exercise 10.1 is covered in this article with a detailed explanation. Chapter 10 Vector Algebra Exercise 10.1 covers basic concepts of the position vector, types of vectors, and direction cosines.

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Class 12 Chapter 10 Vector Algebra Topics:

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CBSE CLASS XII Related Questions

  • 1.

    The probability of hitting the target by a trained sniper is three times the probability of not hitting the target on a stormy day due to high wind speed. The sniper fired two shots on the target on a stormy day when wind speed was very high. Find the probability that 
    (i) target is hit. 
    (ii) at least one shot misses the target. 


      • 2.

        Sports car racing is a form of motorsport which uses sports car prototypes. The competition is held on special tracks designed in various shapes. The equation of one such track is given as 

        (i) Find \(f'(x)\) for \(0<x>3\). 
        (ii) Find \(f'(4)\). 
        (iii)(a) Test for continuity of \(f(x)\) at \(x=3\). 
        OR 
        (iii)(b) Test for differentiability of \(f(x)\) at \(x=3\). 
         


          • 3.
            Find : \[ \int \frac{2x+1}{\sqrt{x^2+6x}}\,dx \]


              • 4.
                Find the sub–interval of \((0,\pi)\) in which the function \[ f(x)=\tan^{-1}(\sin x-\cos x) \] is increasing and decreasing.


                  • 5.
                    Evaluate : \[ \int_{-\frac{\pi}{6}}^{\frac{\pi}{3}}(\sin|x|+\cos|x|)\,dx \]


                      • 6.
                        A line passing through the points \(A(1,2,3)\) and \(B(6,8,11)\) intersects the line \[ \vec r = 4\hat i + \hat j + \lambda(6\hat i + 2\hat j + \hat k) \] Find the coordinates of the point of intersection. Hence write the equation of a line passing through the point of intersection and perpendicular to both the lines.

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