KEAM Entrance 07.06.2024 Question paper and answer key
#1
Question paper and answer key of KEAM Kerala Engineering entrance held on 7th June 2024.

Sample questions from KEAM 2024 paper

1. For a smoothly running analog clock, the ratio of the angular velocity of the minute hand to the
angular velocity of hour hand is
  • 2
  • 12
  • 24
  • 60
  • 360
Ans: 12

2. If the radii of two soap bubbles are respectively 2 cm and 3 cm, then the ratio of the excess pressures
inside the soap bubbles is
  • 5:3
  • 3:2
  • 2:3
  • 1:1
  • 3:5
Ans:  3:2

3. The zeroth law of thermodynamics leads to the concept of
  • carnot engine
  • work
  • temperature
  • heat
  • internal energy
Ans: temperature 

4. Which of the following statement is incorrect with Kolbe’s electrolytic method?
  • It gives an alkane with even number of carbon atoms at the anode.
  • At anode decarboxylation and formation of methyl radical occurs.
  • Methane cannot be prepared by this method.
  • At anode acetate ion accepts electrons to give acetate free radical.
  • At cathode hydrogen gas is liberated.
Ans: At anode acetate ion accepts electrons to give acetate free radical. 

5. Which of the following substitution reaction with methane requires HIO3 as an oxidizing agent?
  • Chlorination
  • Bromination
  • Iodination
  • Fluorination
  • Friel-Crafts acylation
Ans: Iodination 

6. The decreasing order of basic strength in aqueous solution of amines is
  • Dimethylamine > Methylamine > Trimethylamine > Ammonia
  • Methylamine > Dimethylamine > Trimethylamine > Ammonia
  • Trimethylamine > Dimethylamine > Methylamine > Ammonia
  • Ammonia > Trimethylamine > Dimethylamine > Methylamine
  • Ammonia > Dimethylamine > Trimethylamine > Methylamine
Ans: Dimethylamine > Methylamine > Trimethylamine > Ammonia

Download the complete KEAM Question paper and answer key of exam held on 07.06.2024 (Question Paper Code: 7/2024/OL) from the links given below


.pdf   KEAM question paper and key 07062024.pdf (Size: 720.17 KB / Downloads: 83)
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#2
(06-12-2024, 09:18 AM)jeanna Wrote: Question paper and answer key of KEAM Kerala Engineering entrance held on 7th June 2024.

Sample questions from KEAM 2024 paper

1. For a smoothly running analog clock, the ratio of the angular velocity of the minute hand to the
angular velocity of hour hand is
  • 2
  • 12
  • 24
  • 60
  • 360
Ans: 12

2. If the radii of two soap bubbles are respectively 2 cm and 3 cm, then the ratio of the excess pressures
inside the soap bubbles is
  • 5:3
  • 3:2
  • 2:3
  • 1:1
  • 3:5
Ans:  3:2

3. The zeroth law of thermodynamics leads to the concept of
  • carnot engine
  • work
  • temperature
  • heat
  • internal energy
Ans: temperature 

4. Which of the following statement is incorrect with Kolbe’s electrolytic method?
  • It gives an alkane with even number of carbon atoms at the anode.
  • At anode decarboxylation and formation of methyl radical occurs.
  • Methane cannot be prepared by this method.
  • At anode acetate ion accepts electrons to give acetate free radical.
  • At cathode hydrogen gas is liberated.
Ans: At anode acetate ion accepts electrons to give acetate free radical. 

5. Which of the following substitution reaction with methane requires HIO3 as an oxidizing agent?
  • Chlorination
  • Bromination
  • Iodination
  • Fluorination
  • Friel-Crafts acylation
Ans: Iodination 

6. The decreasing order of basic strength in aqueous solution of amines is
  • Dimethylamine > Methylamine > Trimethylamine > Ammonia
  • Methylamine > Dimethylamine > Trimethylamine > Ammonia
  • Trimethylamine > Dimethylamine > Methylamine > Ammonia
  • Ammonia > Trimethylamine > Dimethylamine > Methylamine
  • Ammonia > Dimethylamine > Trimethylamine > Methylamine
Ans: Dimethylamine > Methylamine > Trimethylamine > Ammonia

Download the complete KEAM Question paper and answer key of exam held on 07.06.2024 (Question Paper Code: 7/2024/OL) from the links given below
Reply



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