CBSE 12 Science Answers for MCQ Maths Application of Derivatives in English to enable students to get Answers in a narrative video format for the specific question.
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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 the maximum profit that a company can make if the profit function is given by (View Answer Video)
Question 3 : The radius of an air bubble is increasing at the rate of . At what rate is the volume of the bubble increasing when its radius is 1 cm? (View Answer Video)
Question 4 : If, then the approximate value of f(3.02) is _________. (View Answer Video)
Question 5 : It is given that at x=1, the function attains its maximum value on the interval[0,2]. Find the value of a? (View Answer Video)
Question 1 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 5 * 7. (View Answer Video)
Question 2 : A function defined as is, (View Answer Video)
Question 3 : Let defined as f(x) = 5 be a constant function. Then its range is (View Answer Video)
Question 4 : Let A = {1, 2, 3}. Then, number of relations containing (1, 2) and (1, 3) which are reflexive and symmetric but not transitive is, (View Answer Video)
Question 5 : Let A = {1, 2, 3}. Then, number of equivalence relations containing (1, 2) are, (View Answer Video)
Question 1 : Find the scalar and vector components of the vector with initial point (2, 1) and terminal point (-5, 7). (View Answer Video)
Question 2 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1) directed from B to A. (View Answer Video)
Question 3 : Compute the magnitude of the following vectors:
(View Answer Video)
Question 4 : Find the position vector of a point which divides the join of points with position vectors and externally in the ration 2:1. (View Answer Video)
Question 5 : P and Q are two points with position vectors and respectively. Write the position vector of a point R which divides the line segment PQ externally in the ratio 2:1. (View Answer Video)
Question 1 : Find the principal value of sin-1 . (View Answer Video)
Question 2 : Write the value of (View Answer Video)
Question 3 : Solve for
(View Answer Video)
Question 4 : If Find the values of x. (View Answer Video)
Question 5 : Solve for
(View Answer Video)