COMEDK UGET- is conducted by Consortium of Medical, Engineering and Dental Colleges of Karnataka (COMEDK) for admission in Under Graduate Courses in Colleges of Karnataka.

Practice test paper of COMEDK

1. Chemistry

1. The required enzyme to convert glucose into alcohol is :

(1) Diastase (2) Maltase (3) Invertase (4) Zymase

2. Which of the following has strongest basic nature :

(1) m-nitroamiline (2) p-nitroaniline (3) Aniline (4) Benzyl amine

3. Which of the following is formed by the reaction of n-propyl bromide with alcoholic KOH :

(1) Propanol (2) Propane (3) Propene (4) Propyne

4. The free electron theory of metallic bond was given by :

(1) Drude and Lorenz (2) Sommer field (3) Pauling (4) Stater

5. By which of the following Law’s 2-butene is the main product of dehydration of 2-butanol :

(1) Saytzeff’s law

(2) Markownikoff’s law

(3) Anti Markownikoff’s

(4) Peroxide effect

6. Which of the following is proper catalyst for alkylisation of benzene :
(1) C6H5NO2 (2) AICI3 (3) Pt (4) Ni

7. In which of the following there is some value dipole moment :

(1) C6H6 (2) CH4 (3) CO2 (4) H2O

8. Which of the following is the last product of reduction of nitrobenzene in basic medium :

(1) Hydroazo benzene (2) Aniline (3) Phenityl hydroxyl amine (4) Nitrobenzene

9. The product of the reaction of chloroform with concentrate HNO3.

(1) Nitromethane (2) Nitrosyl chloride (3) Methyl nitrite (4) Chloropicrin

10. The method of separation of a mixture of naphthalene and benzoic acid is :

(1) by alcohol (2) by ether (3) by cold water (4) by Na2CO3

Physics

1. The number of free electrons per 10 mm of an ordinary copper wire is 2 x 10^21. The average drift speed of the electrons is 0.25 mm/s. The current flowing is:

A.0.8 A
B. 8 A
C. 80 A
D. 5 A

2. Which of the following cells is more likely to be damaged due to short circuiting?

A. Daniel
B. Dry
C. Acid
D. Fuel

3. A gas expands from 5 lire to 105 litres at a constant pressure 100N/m2. The work done is

A. 1 Joule
B. 4 Joule
C. 8 Joule
D. 10 Joule

4. The Helium nuclei can be formed from

A. Hydrogen nuclei by process of chain reaction
B. Hydrogen nuclei through nuclear fission
C. Hydrogen nuclei through nuclear fusion
D. None of these

5. In the atom bomb dropped by Americans in 1945 on Nagasaki, Japan, the fissionable material used was

A. Helium 4
B. Plutonium 239
C. Uranium 235
D. Uranium 233

6. The engine of a truck moving a straight road delivers constant power. The distance travelled by the truck in time t is proportional to

A. t
B. t ^2
C. √t
D. t 3/2

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Attached Files

	Practice test paper for Chemistry.pdf (398.4 KB, 87 views)
	Practice test paper for Physics.pdf (225.2 KB, 76 views)