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20th August 2014, 08:36 AM
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Join Date: Apr 2013
Re: AFMC MBBS Exam Previous papers

Here I am giving you question paper for rmed Forces Medical College (AFMC) MBBS entrance examination in a file attached with it so you can get it easily.

1. Glucose and amino acids are reabsorbed in the
A. proximal tubule B. distal tubule C. collecting duct D. loop of Henle
[Ans. (A)]

2. The amount of CSF in the cranial cavity
A. 500 ml B. 140 ml C. 1 litre D. 1.5 ml
[Ans. (B)]

3. Which one is imino acid?
A. Pepsin B. Proline C. Cysteine D. Renin
[Ans. (B)]

4. The main difference between Gram positive and Gram negative bacteria is
A. Cell membrane B. Cell Wall C. Ribosome D. Mitochondria[
Ans. (B)]

5. ACTH is secreted from
A. Adrenal cortex B. Pituitary C. Adrenal Medulla D. Thyroid
[Ans. (B)]

6. Which of the following is the correct pathway for propagation of cardiac impulse ?
A. SA node  AV node  Bundle of His  Purkinje fibers
B. AV node  Bundle of His  SA node  Purkinje fibers
C. SA node  Purkinje fibers  AV node  Bundle of His
D. Purkinje fibers  AV node  SA node  Bundle of His
[Ans. (A)]
7. Inner surface of the bronchi, bronchioles and fallopian tubes are line by
A. cubical epithelium B. columnar epithelium C. squamous epithelium D. ciliated epithelium
[Ans. (D)]
8. Electric potential of the brain is recorded by
A. CT Scan B. Sphygmomanometer C. ECG D. EEG
[Ans. (D)]
9. Which of the following is related to humoral immunity ?
A. T-lymphocyte B. B-lymphocyte C. I-lymphocyte D. P-lymphocyte
[Ans. (B)]
10. Fertilization occur in
A. Uterus B. Ureter C. Vagina D. Fallopian tube
[Ans. (D)]
11. The Gastrin is secreted from
A. Intestine B. Stomach C. Pancreas D. Rectum
[Ans. (B)]

1. In Bohr’s theory the potential of an electron at a position is kr2 , k is
constant, then the quantized energy of the electron in nth orbit : 2
1 1
(1) nh k (2) nh k 2 (3) nh m (4) nh m 2
m m k k
2. To reduce the de-Broglies wave length of an electron from 100 pm to 50 pm,
the required increase in energy is :
(1) 150 eV (2) 300 eV (3) 450 eV (4) 600 eV
3. The angular width of fringes in Young’s bislit experiment is 0.200 with the
wavelength 5890 Å. If the whole apparatus is dipped in water, the angular
width will be :
(1) 0.300 (2) 0.220 (3) 0.150 (4) 0.110
4. Resistance of a 10 m. long wire of potentio meter is 1 ΩΩ/m. A cell of 2.2 volt emf.
and HRB is connected in series with the wire. How much resistance must be applied
to get 2.2 mv gradient :
mt
(1) 1000 Ω(2) 990 Ω(3) 810 Ω(4) 790 Ω
5. Four charges are placed on corners of a square, having side of 5 cm. , if q is
one coulomb then electric field intensity at the centre will be :
q -2q
-q + 2q
(1) 1.02x107 N/c upwards
(2) 2.04x107 N/c upwards
(3) 2.04x107 N/c down
(4) 1.02x107 N/c down
6. Capacitance of a capacitor made by a thin metal foil is 2 F. If the foil is
filded with paper of thickness 0.15 mm. and dielectric constant of paper is
2.5, width of paper is 40 mm. then length of foil will be :
(1) 33.9 mm. (2) 13.4 mm. (3) 1.33 mm (4) 0.34 mm.
7. An electron and an - particle are accelerated with v volt voltage. If the
masses are me and mthen the ratio of momentum is :
(1) 2me (2) me (3) me (4) me
m2mmm
8. Ultra sonic sound can be observed by :
(1) Telephone (2) Hebb method (3) Quincke tube (4) Kundit tube
9. Which two of the given transverse waves will give stationary wave when get
super imposed :
z1= a cos (kx - t) ….. A
z2 = a cos (kx _cot ) …..B
z3 = a cox (ky - t) …..C
(1) A and B (2) A and C (3) B and C (4) any two
10. For what value of R the net resistance of the circuit will be 18 ohms :
( 1) 24 ΩR
(2) 16 Ω10
(3) 10 Ω10
(4) 8 Ω10
10 10 10
11. For a medium refractive indices for violet, red and yellow are 1.62, 1.52 and
1.55 resp. then dispersive power of medium will be :
(1) 0.02 (2) 0.18 (3) 0.22 (4) 0.65
12. The temperature at which the rms speed of hydrogen molecule is equal to
escape velocity on earth surface will be :
(1) 10059 K (2) 8270 K (3) 5030 K (4) 1060 K
13. The temperature of a liquid drops from 365 K to 361 K in 2 minutes. Find
the time during which temperature of the liquid drops from 344 K to 342 K.
Room temp. is 294 K.
(1) 60 sec. (2) 66 sec. (3) 72 sec. (4) 84 sec.
14. Venturimeter is used to measure :
(1) surface teusion of liquid
(2) rate of flow of liquid
(3) density of liquid
(4) pressure of liquid

15. A rod is fixed between two points at 200 C, coefficient of linear expansion of
material of rod is 1.1 x 10-5 /0C and Young’s modulus is 1.2 x 1011 N/m. Find
the force developed in the rod it temp. of rod becomes 100 C :
(1) 1.1 x 166 N/m2
(2) 1.1 x 1015 N/m2
(3) 1.2 x 107 N/m2
(4) 1.32 x 108 N/m2
16. If an air bubble of radius 1 mm. moves up with uniform velocity of 0.109
cm/s. in a liquid column of density 14.7 x 103 kg./m3. If g = 10 m/sec.2 then
coefficient of viscosity will be :
(1) 10.0 m=sec.2
(2) 9.78 m-sec.-2
(3) 9.62 m-sec.-2
(4) 9.86 m-sec.-2
17. A rocket launched with 10 km/sec. velocity radius of earth is R, then the
maximum height attained by it will be :
(1) 5 R (2) 4 R (3) 3 R (4) 2 R
18. A block of 2 kg. mass and body of 1 kg. mass are connected with the two ends
of a string. The string is passing through a pulley. The block is put on a
horizontal table and the body is hanging. The table is friction less then
acceleration and force of tension are:
(1) 4.38 ms-2, 9.86 N
(2) 4.38 ms-2, 6.54 N
(3) 3.27 ms-2, 6.54 N
(4) 3.27 ms-2, 9.86 N
19. A mass m performs oscillations of period T, when hanged by spring of force
constant k, If spring is cut in two parts and arranged in parallel, If same
mass is oscillated by them, new time period will be :
(1) T (2) 2 T (3) T__ (4) T
2 √2
20. In a triode amplifier = 70, gm= 1600 mho and RL = 0.1 MΩΩ. If input of 1v
(rms) is given then power gained in load will be:
(1) 4.87 m(2) 23.7 m(3) 2.37 m(4) 48.7 m
21. Moment of inertia a rectangular thin plate having mass m, length , width b,
about an axis passing through its centre and perpendicular to the plane is :
(1) M2 (2) Mb2 (3) M(2+b2) (4) M(2+b2)
12 12 3 12
22. In a triode circuit for a given plate voltage, plate current will be maximum
when:

(1) Vg Positive and Vp negative
(2) Vg and Vp both positive
(3) Vg = 0 and Vp positive
(4) Vg negative and Vp positive
23. In p-n function avalanche current flows in circuit when be maximum when :
(1) excess (2) zero (3) reverse (4) forward
24. Half life of a radioactive element is 10 days. The time during which quantity
remains 1/10 of initial mass will be :
(1) 16 days (2) 33 days (3) 50 days (4) 100 days
25. Resistance of semiconductor at OK is :
(1) small (2) large (3) infinity (4) zero
26. - particle of 400 KeV energy are bombarded on nucleus of 82 pb. In
scattering of -particles, its minimum distance from nucleus will be :
(1) 0.59 pm (2) 5.9 pm (3) 0.59 nm (4) 0.59 Å
27. If the uncertainty in the position of an electron is 2Å then the uncertainty in
the energy is (about) :
(1) 94 eV (2) 9.0 eV (3) 1.0 eV (4) 0.1 eV
28. Wrong statement is :
(1) Nuclear force is produced by the exchange of poins
(2) Nuclear force increases with increase in no. of nucleous
(3) Range of nuclear forces is very small
(4) Nuclear forces are strongest
29. The inductance required to connect bulb in series of 1 :
(1) 1.62 mH (2) 16.2 mH (3) 2.42 mH (4) 1.27 mH
Attached Files
File Type: pdf AFMC MBBS Exam papers-1.pdf (367.9 KB, 69 views)
File Type: pdf AFMC MBBS Exam papers-2.pdf (279.6 KB, 63 views)


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