JEE Main 23rd Feb 2021 B.Arch and B.Plan Shift 2 Question Paper Analysis (Available), Answer Key, Solutions

JEE Main 2021 Paper 2 (B.Arch, B.Plan) Answer Key

JEE Main 2021 Rank Predictor

What is a Good Score in JEE Main 2021?

Aspect

Analysis

Overall Difficulty Level of the Exam

Easy to Moderate

Difficulty Level of Mathematics

Easy to Moderate

Difficulty Level of General Aptitude

Easy

Difficulty Level of Drawing Questions/ Planning-Based Questions

Moderate

Topics with More Weightage in Mathematics

• Probability
• Calculus
• Conics

Difficulty Level of Numerical Questions

Moderate

Expected No. of Good Attempts (B.Arch/ B.Plan)

65-70

Section

Questions

Mathematics

• If z₁ and z₂ are two non-zero complex number such that |z₁ + z₂| = |z₁| + |z₂|, then argz₁ – argz₂ is equal to _____ Answer - arg₂₁-arg₂=0
• If 0< P(A) < 1, 0< P(B) < 1 and P (A⋃B) = P (A) + P(B) – P(A) P(B), then Answer - P(A/B) = P(A)
• If f:(1, ∞) —> (2,∞) is given by f(n) = n+1, the f-1 (n) equals to Ans. x+√x2-4 / 2
• If B and C are the square matrix of order n, and if A=B+C and BC = CB and C² = 0. Then for any positive integer P, AP+1 = Bk [B+(P+1)C] Ans. P
• The point on the curve y2 + 3x = 12y, when the tangent is vertical, is (are)?
• If the circle passes through the point (ab) and cuts the circle x²+y²=K² orthogonally shown, the equation of the centre is.........2ax + 2by – (a² + b² + k²) = 0

• The area bounded by the curves y = √x. 2y+3 = x and x-axis in the 1st quadrant is - Ans.9 sq units

• There are 4,5 & 6 points on three parallel lines respectively. It is given that no points are colinear which are on other parallel lines. How many circles are possible?
• Find the equation of the common tangent to the ellipse (x+1)^2/2^2+(y-1)^2/3^2=1 and the circle (x+1)^2+(y-1)^2=4
• From given options which building is constructed like colonial architecture in India?
  A) Charminar,Hyderabad 
  B)ITC hotel 
  C)Victoria memorial hall
  D)LIC building,Delhi

General Aptitude

• .Who was the first Indian architect to win Pritzker prize in 2018
• What is the full form of NHAI?
• The word bungalow is derived from?
• Architecture of JHAROKA is inspired from which region of India?
• who is the architect of Akshardam temple?
• Full form of UNESCO

Drawing Questions

• Copy a Portrait Given
• Color either a kite festival or a composition with cubes and cuboids of given dimensions in the cool colour scheme
• Draw using the following :
  1. A cube of (2×2×2) (forgot no. allowed to use, maybe 8 or 6)
  2. A cube of (2×4×6) (n=4)

Architecture or Planning-Based Questions

• Who is the architect of IIM Ahmedabad - Answer Louis Kahn
• From which direction does Shadowless light fall on the southern hemisphere

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