MCQ Solutions for CBSE 12 Science Maths Application of Derivatives in Hindi to enable students to get Solutions in a narrative video format for the specific question.

Expert Teacher provides MCQ Solutions for CBSE 12 Science Maths Application of Derivatives through Video Solutions in Hindi language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Application of Derivatives not only to explain the proper method of answering question, but deriving right answer too.

Please find the question below and view the Solution in a narrative video format.

** Question:**

** Solution Video in** **Hindi****:**

You can select video Solutions from other languages also. Please check Solutions in ( English )

**Question 1** : Sand is pouring from a pipe at the rate of . The falling sand forms a cone on the ground in such a way that the height of the cone is always one-sixth of the radius of the base. How fast is the height of the sand cone increasing, when the height is 4 cm? (View Answer Video)

**Question 2** : Find approximate value of. (View Answer Video)

**Question 3** : The point on the curve which is nearest to the point (0, 5) is :

(View Answer Video)

**Question 4** : The normal at the point (1,1) on the curve is (View Answer Video)

**Question 5** : A stone is dropped into a quiet lake and waves move in circles at a speed of 4 cm per second. At the instant when the radius of the circular waves is 10 cm, how fast is the enclosed area increasing? (View Answer Video)

**Question 1** : is equal to :

(View Answer Video)

**Question 1** : Find the solution of the differential equation (View Answer Video)

**Question 2** : Write the degree of the differential equation : (View Answer Video)

**Question 3** : Write the degree of the differential equation (View Answer Video)

**Question 4** : Write the differential equation representing the family of curves y = mx, where m is an arbitrary constant. (View Answer Video)

**Question 5** : Write the degree of the differential equation : (View Answer Video)

**Question 1** : Differentiate the function w.r.t.x . (View Answer Video)

**Question 2** : Find for the function . (View Answer Video)

**Question 3** : If x and y are connected parametrically by the equation , without eliminating the parameter, find . (View Answer Video)

**Question 4** : Find the second order derivative of the function . (View Answer Video)

**Question 5** : Find for the function . (View Answer Video)