Application of Derivatives CBSE Maths 12 Science MCQ Answers in English to enable students to get Answers in a narrative video format for the specific question.
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Question:
The line y=mx+1 is a tangent to the curve if the value of m is ________.
Answer Video in English:
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Question 1 : A cylindrical tank of radius 10 m is being filled with wheat at the rate of 314 cubic meters per hour. Then the depth of the wheat is increasing at the rate of: (View Answer Video)
Question 2 : If the radius of a sphere is measured as 9 m with an error of 0.03 m, then find the approximate error in calculating its surface area. (View Answer Video)
Question 3 : The normal to the curve passing (1,2) is____________. (View Answer Video)
Question 4 : For the curve, y= if x increases at the rate of 2 units/sec, then how fast is the slope of curve changing when x=3? (View Answer Video)
Question 5 : A cylindrical tank of radius 10 m is being filled with wheat at the rate of the 314 cubic meters per hour. Then the depth of the wheat is increasing at the rate of ___________. (View Answer Video)
Question 1 : Obtain the differential equation of all the circles of radius r. (View Answer Video)
Question 2 : Obtain the differential equation of the family of circles passing through the points (a, 0) and (-a, 0). (View Answer Video)
Question 3 : If m and n are the order and degree, respectively of the differential equation then write value of m+n. (View Answer Video)
Question 4 : Find the general solution of the following differential equation :
(View Answer Video)
Question 5 : Form the differential equation of the family of circles touching the x-axis at origin . (View Answer Video)
Question 1 : Find the value of k, if the area of the triangle is 4 sq unit and vertices are (-2, 0), (0, 4), (0, k). (View Answer Video)
Question 2 : Differentiate the function with respect to x. (View Answer Video)
Question 3 : Differentiate the function with respect to x. (View Answer Video)
Question 4 : If x and y are connected parametrically by the equation , without eliminating the parameter, find . (View Answer Video)
Question 5 : Differentiate the function w.r.t.x . (View Answer Video)
Question 1 : If a lines makes angle and with the positive directions of x-axis and z-axis respectively, then find the angle that it makes with the y-axis. (View Answer Video)
Question 2 : Find the equation of the plane passing through the line of intersection of the plane and which is at a unit distance from the origin. (View Answer Video)
Question 3 : Write the direction ratio's of the vector where and (View Answer Video)
Question 4 : Find the distance of the point (2, 12, 5) from the point of intersection of the lines and the plane (View Answer Video)
Question 5 : If a line makes angleandwith the coordinate axis, then find the value of (View Answer Video)