JEE Main 2021 B.Arch and B.Planning Question Paper with Answer Keys (February 23, 2021- Afternoon Session)

bySonam Rana updated Content Curator updated

JEE Main 2021 B.Arch./B.Planning Question Paper - February 23, 2021-was rated to be of moderate difficulty by the educational experts. Around 63065 candidates attempted the paper for securing a seat in NITs and other JEE Main Score Accepting Colleges. Following the new JEE Main Exam Pattern for B.Plan, a total of 105 Questions were asked in the exam out of which the candidates had to attempt 100. On the other hand, based on the revised JEE Exam Pattern for B.Arch, a total of 82 questions were asked in the paper, with 77 questions to be attempted by the candidates. JEE Main 2022 B.Arch/B.Plan aspirants can download the February 23, 2021 Afternoon shift paper from the links below.

JEE Main B.Arch/B.Planning Question Paper- February 23, 2021

JEE Main 2021 Question Paper	JEE Main 2021 Answer Key
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JEE Main 2021 B.Arch and B.Planning Question Paper February 23 (AN): Paper Analysis

JEE Main 2021 B.Arch/B. Planning Paper February 23 Afternoon Session was conducted between 3.00 PM to 6.00 PM/ 6.30 PM (for B.Plan)

The level of the General Aptitude Section was easy with more questions based on General Knowledge. Check JEE Main 2022 Syllabus
The Mathematics section was the toughest section of the exam, encapsulating questions of moderate difficulty.
The Drawing Section (B.Arch) was relatively easier than in the previous years.
The Planning Section (B.Plan) was also relatively easy as compared to the other sections.

JEE Main 2021 Questions with Solutions

1	A cube of side 'a' has point charges $+ Q$ located at each of its vertices except at the origin where the charge is $-Q$. The electric field at the centre of cube is:
2	If $Y, K$ and $\eta$ are the values of Young's modulus, bulk modulus and modulus of rigidity of any material respectively. Choose the correct relation for these parameters.
3	Two equal capacitors are first connected in series and then in parallel. The ratio of the equivalent capacities in the two cases will be:
4	An LCR circuit contains resistance of $110 \Omega$ and a supply of $220 V$ at $300 rad / s$ angular frequency. If only capacitance is removed from the circuit, current lags behind the voltage by $45^{\circ} .$ If on the other hand, only inductor is removed the current leads by $45^{\circ}$ with the applied voltage. The $rms$ current flowing in the circuit will be:
5	Calgon is used for water treatment. Which of the following statement is $NOT$ true about Calgon?
6	Statements about heavy water are given below A. Heavy water is used in exchange reactions for the study of reaction mechanisms B. Heavy water is prepared by exhaustive electrolysis of water C. Heavy water has higher boiling point than ordinary water D. Viscosity of $H _{2} O$ is greater than $D _{2} O$
7	Given below are two statements : Two photons having equal linear momenta have equal wavelengths. If the wavelength of photon is decreased, then the momentum and energy of a photon will also decrease. In the light of the above statements, choose the correct answer from the options given below.
8	If an emitter current is changed by $4 mA ,$ the collector current changes by $3.5 mA$. The value of $\beta$ will be
9	In Freundlich adsorption isotherm, slope of AB line is:
10	In the given figure, a mass $M$ is attached to a horizontal spring which is fixed on one side to a rigid support. The spring constant of the spring is $k$. The mass oscillates on a frictionless surface with time period $T$ and amplitude $A$. When the mass is in equilibrium position, as shown in the figure, another mass $m$ is gently fixed upon it. The new amplitude of oscillation will be:
11	The correct order of bond dissociation enthalpy of halogens is:
12	Which of the following are isostructural pairs? A. $SO _{4}^{2-}$ and $CrO _{4}^{2-}$ B. $SiCl _{4}$ and $TiCl _{4}$ C. $NH _{3}$ and $NO _{3}^{-}$ D. $BCl _{3}$ and $BrCl _{3}$ $BCl _{3}$ and $BrCl _{3}$

JEE Main Question Paper with Answer Key PDFs

Solving previous year’s question papers is essential for JEE Main 2022 aspirants. JEE Main Previous Year Question papers are given below for the benefit of the students

JEE Main 2020 Question Paper	JEE Main 2019 Question Paper	JEE Main 2018 Question Paper
JEE Main Physics Question Paper	JEE Main Maths Question Paper	JEE Main Chemistry Question Paper

Other B.Tech/ B.Arch Exam Question Papers

WBJEE Question Papers	MHT-CET Question Papers	KCET Question Papers
KEAM Question Papers	AP EAPCET Question Papers	TS EAMCET Question Papers

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Women	325
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pwd	325
Others	650

JEE Main 2021 B.Arch and B.Planning Question Paper with Answer Keys (February 23, 2021- Afternoon Session)

JEE Main B.Arch/B.Planning Question Paper- February 23, 2021

JEE Main 2021 B.Arch and B.Planning Question Paper February 23 (AN): Paper Analysis

JEE Main 2021 Questions with Solutions

JEE Main Question Paper with Answer Key PDFs

Other B.Tech/ B.Arch Exam Question Papers

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