27+ IOM Entrance Questions for MBBS, BDS, BASLP

Question Sample | Entrance Exam
27+ Question of Entrance Exam
For: MBBS / BDS / BASLP

1. Kirchhoff’s first law is based on the principle of conservation of

a. Energy b. voltage c. charge d. current

2. If the maximum range of a projectile is four times of its maximum height, then the angle of projection is equal to

a. 30⁰ b. 45⁰ c. 60° d.75

3. Rocket works on the principle of conservation of

a. Mass b. energy c. linear momentum d. angular momentum.

4. A particle is placed on an inclined plane of slope angle 30° is just at the verge of sliding . The coefficient of static friction is

a. ½      b.(⅓ )^½          c. 3^½           d. (1/2)^1/2

5. A long spring is stretched by 2 cm, its potential. Energy is v. if the spring is stretched by 10 cm, the potential energy stored will be 

a. v/2 b. V/25 c. 5v d. 25v

6. the kinetic and potential energy of particle executing simple Harmon motion with amplitude a will be equal when its displacement is

a. (A/2)^1/2             b. A/2        c. (A/ A/2)^1/2          d. (A2)^1/2

7. A body cools down from 65°c to 60°c in 5 minutes. It will cool down 60°to 55°c in:

a. 5 minutes   

b. Less than 5 minutes.

c. More than 5 minutes 

d. 10 minutes.

8. The fundamental frequency of an open organ pipe is

a. V/2L         b. V/4L          c. V/3L           d. V 

9. Pitch of sound depends upon

a. Wavelength b. frequency c. amplitude d. periodicity and regularity

10. A prism of refracting angle 60° produces a minimum deviation of 30° then the angle of incidence is 

a. 30°         b. 60°            c. 45°         d. 90°

11. A convex lens of power + 6 D is placed in contact with a concave lens of power _ 4D. what is the nature of focal length of combination ?

a. Concave 25 cm 

b. Convex 50 cm 

c. Concave 20 cm 

d. Convex 100cm

12. The force between two charge in air is 10N. on inserting dielectric, the force becomes 4N. then dielectric constant of medium is

a. 0.5            b. 2             c. 4            d. 2.5

13. The radius of a conducting wire is doubled, then its specific resistance is……

a. Double 

b. becomes 4 items. 

c. becomes one fourth

d. constant

14. A bulb is rated as 60 watt and 120 volt. The current through the bulb when the bulb is lighted as the rated voltage is

a. 0.5A              b. 5A                 c. 25A            d. 0.25A

15. A current carrying wire produces.

a. Only electric field 

b. Only magnetic field

c. Both electric and magnetic field 

d. No field

16. Minimum excitation potential of Bohr’s first orbit in hydrogen atom is:

a. 13.6V            b. 3.4V                 c. 10.2V            d. 3.6V

17. Maximum ionizing is exhibited by which rays 

a. X-rays b. Y-rays c. ά-rays d. alfa-rays

18. N – type of extrinsic semiconductor is formed when carbon is doped with

a. Born         b. Aluminium           c. Galium         d. nitrogen

19. If 0.5 gm of metal on oxidation formed 0.8 gm of its oxide then equivalent wt. of mental is about

a. 10           b. 14                c. 18          d. 22

20. The presence of three unpaired electrons in nitrogen atom can be explained by

a. Pauli’s exclusion principle

b. Autbow principle

c. Uncertainty principle 

d. Hund’s rule

21. According to the kinetic theory of gas

a. There is inter molecular attraction.

b. There is no intermolecular

c. Molecule occupy large volume

d. The molecule loses their energy after each collision.

22. The amount of H2S04 present in 500 ml of 2N H2so4 solution is

a. 89gm          b. 49gm              c. 98gm          d. 24.5gm

23. An aromatic primary amine reacts with cold nitrous primary amine to form

a. Alcohol             b. Nitrite             c. Diazonium salt          d. Benzene

24. Tollen’s reagent is 

a. Alkaline KMnO4 solution.

b. Sodium potassium tartarate and NaOH

c. Ammonical silver nitrate solution

d. Ammonical cuprous chloride.

25. Nitration of benzene is …………..reaction.

a. Electrophilic substitution

b. A nucleophilic substitution

c. An electrophilic addition

d. A nucleophilic addition

26. Maximum entropy is shown by

a. Ice      b. Liquid           c. Water vapour        d. Snow

27. Hydrogen can be prepared by the action of dill H2SO4 on

a. Copper                b. Iron                c. Lead          d. Mercury

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