B.TechSemester 42023-24Mathematics –IvBAS403

Mathematics –Iv (BAS403) - AKTU Question Paper 2023-24

B.Tech · Semester 4 · Free PDF Download

This is the official AKTU Mathematics –Iv Previous Year Question Paper for B.Tech Semester 4, academic session 2023-24. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 4
Session:2023-24
University:AKTU / UPTU

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Questions Asked in 2023-24

Mathematics –Iv (BAS403) — complete question paper · 70 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 7 = 14
  • a
    Solve the Partial Differential Equation
  • b
    Tell the classification of the following partial differential equation
  • c
    Write the formula for rank correlation in the case of tied ranks
  • d
    Calculate the value of k for which function is probability density function
  • e
    Two coins are tossed simultaneously. What is the the probability (upto two decimal points accuracy) of getting at least one head . For the Binomial distribution  + determine the mean
  • g
    Write the control limits of C charts
Section BAttempt any three of the following: 7 x 3 = 21
  • a
    Determine a real function V of x and y, reducing to zero when y=0 and satisfying MATHEMATICS –IV
  • b
    A tightly stretched string with fixed end points x=0 and x=l is initially in a position given xyy 3 0 sin= . If it is released from rest from this position, Evaluate the displacement y(x, t). xyy 3 0 sin=
  • c
    From the data given, determine the lines of regression
  • d
    Prove that Poisson distribution is as a limiting case of binomial distribution
  • e
    Distinguish between np-chart and p-chart. Following is the data of defective of 10 samples of size 100 each. Construct np-chart and explain your findings. Sample no. 1 2 3 4 5 6 7 8 9 10 defectives
Section CAttempt any one part of the following: 7 x 1 = 7
  • b
    By using Charpit’s method to evaluate the solution of
  • a
    Determine the Fourier Transform of MATHEMATICS –IV
  • b
    An insulated rod of length l has its ends A and B maintained at 0oC and 1000C respectively until steady state conditions prevail. If B is suddenly reduced to 00C and maintained at 00C then determine the temperature at a distance x from A at time t
  • a
    Examine the least square fit of the the following data
  • b
    Determine the skewness and kurtosis for the following data: (No. of students)
  • a
    Records taken of the number of male and female births in 800 families having four children are as follows: No. of male birth 0 1 2 3 4 No. of female birth No. of families 32 178 290 236 64 Test whether the data are consistent with the hypothesis that the binomial law holds and the chance of male birth is equal to that of female birth , namely p=q=1/2. No. of male birth No. of female birth No. of families 32 178 290 236 64
  • b
    The income of a group of 10,000 persons was found to be normally distributed with mean 750 Rs. per month and standard deviation of 50 Rs. Show that, of this group, about 95% had MATHEMATICS –IV income exceeding 668 Rs and only 5% had income exceeding 832 Rs. Also Determine the lowest income among the richest 100
  • a
    The height of 6 randomly chosen sailors in inches are 63, 65,68,69,71 and 72. Those of 9 randomly chosen soldiers are 61, 62,65,66,69,70,71,72 and 73. Test whether the sailors are on the average taller than soldiers
  • b
    Discuss whether there is any association between Area and pollution index of the city for which the data is given Area/Pollu.ind. high low Total Urban 150 350 500 Rural 250 350 600 Given that

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

Repeated Questions — BAS403

Questions that appeared in more than one session, found by comparing 3 years of Mathematics –Iv papers (2023-24, 2024-25, 2025-26)

2x

Solve the Partial Differential Equation

Appeared in: 2023-24 · 2024-25

Mathematics –Iv — Other Year Papers

AKTU Mathematics –Iv PYQs from other sessions

Syllabus & More PYQs

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