JEE Main Answer Key 29 January 2024 Shift 1
The JEE Main Answer Key 29 January 2024 Shift 1 for memory based questions are available here.
JEE Main Answer Key 29 January 2024 Shift 1: The National Testing Agency conducted the JEE Main 2024 Session 1 Exam from 9 AM to 12 noon today, Jan 29. Candidates who attended the Jan 29 Shift 1 of the JEE Main Exam 2024 will be able to check the unofficial answer below. The PDF download link for JEE Main Answer Key 29 January 2024 Shift 1 will be activated below.
Candidates must note the answer key that will be available here is for the memory-based JEE Main Question Paper 29 January 2024 Shift 1. The official JEE Main Answer Key 2024 and response sheet of the candidates from all the shifts will be released after the session 1 exam concludes. Further, candidates can also check the JEE Main Question Paper Analysis 29 January 2024 Shift 1 and JEE Main Question Paper 29 January 2024 Shift 1.
Also Read: JEE Main Shift 2 Answer Key 27 January 2024
Download JEE Main Answer Key 29 January 2024 Shift 1
The link to download the JEE Main Answer Key 29 January 2024 Shift 1 will be given below:
Particulars | Download Link |
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JEE Main Answer Key 29 January 2024 Shift 1 | To Be Updated |
JEE Main Answer Key 29 January 2024 Shift 1 for Memory-Based Questions
Candidates who attended the Jan 29 Shift 1 JEE Main 2024 exam can check the answers for memory-based questions here.
Q1. C8H8 with H20/CrO3/N2H4 —-
Ans. Ethyl Benzene
Q2. N2O4 <> 2 NO2. kp given. Kc=?
Ans. Kc= Kp/RT
Q3. Cyclo Hexene > Cl2/hv and Cl2. What will be the end product?
Ans. Electrofilic Addition
Q4. How many of the following compounds have one lone pair in central atom. ClF3, XeO3, BrF5, XeF4, O3, NH3
Ans. XeF4
Q5. An electron is moving with the speed of 1 m/s at a distance of 1m, from a large sheet of charge with density mu C/m square. Find the minimum value of mu so that the electron hits the sheet after 1 sec.
Ans. 4.05X10 c/m2
Q6. If a biconvex lens of material of refractive index 1.5 has focal length 20 cm in air, then its focal length when it is submerged in a medium of refractive index 1.6 is?
Ans. -160 cms
Q7. How many of the following species have bond order = 1 and are paramagnetic as well? He2, O2, Ne2, F2, B2, H2, O2
Ans. He2 (2+)
Q8. Match the following
- Vitamin B12--p) Ti
- Wilkinson's Catalyst-- q) Co
- Ziegler-Natta Catalyst-- r) Fe
- Haemoglobin-- s) Rh
Ans. a-q, b-s, c-p, d-r
Q9. A particle is executing simple harmonic motion along x-axis, with amplitude A about the origin. Then the ration of KE and total energy at x=A/3 is?
Ans. 8/9
Q10. Voltage and resistance for a resistor are measured as V=200+-5V and R=20+-0.2 ohms. Find the percentage error in the current I=V/R.
Ans. Percentage Error= 3.5
Q11. In a convex mirror havng a radius of curvature 30cms and the height of image is half the object height. What will be the object distance in cms?
Ans. Negative 15
Q12. In a container, 1g of hydrogen and 1g of oxygen are taken. Find the ratio of hydrogen pressure to oxygen pressure?
Ans. 16
Q13. Consider a series of steps. A ball is thrown from O. Find the minimum speed to directly jump to 5th step.
Ans. Option c
Q14. For Rb (37), which of the following sets of quantum numbers are correction for the valence electron?
Ans. 5,0,0,+1/2
Q15. Which of the following statement related to Delta G is incorrect?
Ans. option c and d both are incorrect.
Q16. Which of the following pairs will be formed by the decomposition of KMnO4?
Ans. K2MnO4, MnO2
Q17. Calculate the molarity of the solution having density 1.5 g/ml. %(w/w) of solute is 36% and molecular weight of solute is 36 g/mol.
Ans. 15 M
Q18. Le a die rolled till 2 is obtained. The probablity that 2 obtained on even numbered toss is equal to?
Ans. 5/11
Q19. De Brogli wavelength of e and proton are equal. Then the ratio of the KE of electron and proton is?
Ans. 1836
Q20. GP has 64 terms. (Sn) Total= 7(Sn)odd. Find r.
Ans. r=6
Furthermore, candidates can await for the JEE Main Answer Key 29 January 2024 Shift 2. The Shift 2 JEE Main Jan 29 examination timing is 3 PM to 6 PM. Candidates who attended the Jan 29 JEE Main Shift 1 examination will be able to use the JEE Main 2024 Jan 29 Shift 1 Answer Key to assess their performance in the exam.
Soon after the JEE Main Session 1 Exam 2024 councludes on Feb 1, 2024, candidates can expect the National Testing Agency (NTA) to release the provisional JEE Main Answer Key 2024 by the first week of February 2024.
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