CBSE Class 12 Mathematics Application Of Derivatives MCQs Set B

CBSE Class 12 Mathematics Application Of Derivatives MCQs Set A with answers available in Pdf for free download. The MCQ Questions for Class 12 Application Of Derivatives with answers have been prepared as per the latest syllabus, NCERT books and examination pattern suggested in Standard 12 by CBSE, NCERT and KVS. Multiple Choice Questions are an important part of Term 1 and Term 2 exams for Grade 12 Application Of Derivatives and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for NCERT Class 12 Application Of Derivatives and also download more latest study material for all subjects

Application Of Derivatives Class 12 MCQ

Class 12 Application Of Derivatives students should refer to the following multiple-choice questions with answers for Application Of Derivatives in standard 12. These MCQ questions with answers for Grade 12 Application Of Derivatives will come in exams and help you to score good marks

Class 12 Application Of Derivatives MCQ Questions with Answers

Question : The rate of change of area of a circle with respect to its radius r at r= 6 cm is

  • a)

  • b)

  • c)

  • d)

Answer :

 


Question :  Total revenue in rupees received from the sale of x units of a product is given by R(x)=3x2+ 36x + 5 . The marginal revenue , when x=15 is

  • a) Rs 126
  • b) Rs 36
  • c) Rs 96
  • d) Rs 116

Answer : Rs 126


Question : If the rate of change of area of the circle is equal to the rate of change of its diameter then its radius is equal to

  • a)

  • b)

  • c)

  • d)

Answer :

 

Question : The rate of change of volume of a sphere is equal to the rate of change of the radius then its radius equal to

  • a)

  • b)

  • c)

  • d)

Answer :

 

Question : The maximum value of sin x . cos x is

  • a) 1/2
  • b) 1/4
  • c) √2
  • d) None of these

Answer : 1/2


Question :

  • a)

  • b)

  • c)

  • d)

Answer :

 

Question : If the rate of change of volume of a sphere is equal to the rate of change of its radius then the surface area of sphere is

  • a) 1
  • b) 3
  • c) 1/3
  • d) 0

Answer : 1


Question :  The number of roots of x3– 3x + 1 = 0 in [1, 2] is

  • a) One
  • b) Two
  • c) Three
  • d) None of these

Answer :  One

 

Question :  Let h(x) = f(x) – [f (x)]2 + [f (x)]3 for every real number x. Then

  • a) h is increasing whenever f is increasing
  • b) h is increasing whenever f is decreasing
  • c) h is decreasing whenever f is increasing
  • d) Nothing can be said in general

Answer : h is increasing whenever f is increasing


Question :  Let f (x) = 1 + 2x2 + 22x4 + …… + 210x20. Then f (x) has

  • a) Exactly one minima
  • b) Ablest one maximum
  • c) None of these
  • d) More than one minima

Answer : Exactly one minima

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