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Engineering College Admission Test

Posted by: Unknown Posted date: 09:43 / comment : 0 , , ,



MATH

Engineering College Admission Test

ECAT 2011

1.       The average value of an even function is 
        (-ve,+ve,infinite,none)

2.       The value of the equation x2-x+P should be greater than 3 when P=?

3.       Ax3-8x+b+6 is exactly divisible by x3+2x-3=0 then the value of a and b??

4.       X+2y+2=0 and x2+y2=4 meet at?

5.       Rank of A is related with ranks of A At
        (small,equal,same,none)

6.       Sum of series n=1 to infinity………………..1/5n=?

7.       After t second increase in volume is 5-2/t+1 then at t=3 rate of increase is?

8.       4x+1=2(7-2x) find solution

9.  If f(x)=2x/x=1 and x not equal to 1.Then composite function ff=f2 is infinity    at(1,+1,+2,None)

10.   Find area of y=-1+(9/x2) when  3 >_x<_5

11.   Cos40+cos100+cos140=?

12.   Logx5=4Log5(x) find solution?

13.   Log3(X-1) +Log3(X+3)-Log(X+1)=1 find solution

14.  5 men,4 girls,not two girls stand together and then how many ways line can be      formed?

15.   5 membered committee to be formed from five couples then how many committee  can be  formed when men are greater than women?

16.   A is scalar,X is a column vector,Then AX is?
       ( Column vector,etc)

Engineering College Admission Test

Posted by: Unknown Posted date: 09:16 / comment : 0 , , ,

      
       PHYSICS 

Engineering College Admission Test

 (ECAT 2011)




      1.       Force is required to be a body of 1 kg placed on inclined plane at an angle of 30o to move it. The force is
(g, g radical 3, g/radical 3,g/radical 2)  

2.       A ball strikes another ball mass 2 kg and 1 kg at rest with a velocity 30 ms-2.If after the collision the velocities  are 20 and 15 ms-1,then
(it undergo Elastic collision—true option)

3.       Two satellites s1 and s2 are with radius from the centre of earth of 80,000 and 40,000,then their orbital velocity v1 and v2 are
( radical 2 v1=v2,radical 2 v2=v1,v1=v2,none)

4.       A body takes a pendulum in the lift and it accelerates upwards the tension in the string (increases ,decreases ,first increases then decreases, decreases then increases)

5.       The pressure in a pipe of varying cross sectional area, the pressure at smallest radius portion of it 
(minimum ,maximum ,none)

6.       A car approaches c1 to another c2 with a velocity of____.If the apparent frequency of c1,when it horns, for c2 is___.The real frequency is?
( the data was given---the type of question was like this)
      7.       In astronomical telescopes the final image is formed at
      (near point, infinity)
8.       A gas is enclosed in a container fitted with piston of cross sectional of 0.03m2 and pressure is maintained at 100Nm2.When heat is slowly transferred, the piston is pushed up through a distance of 4 cm and 100 J heat is transferred to the system then final delta U?

9.       In carnot engine the gas is
(explained isothermally and compressed adiabatically respectively, or other option were there)

10.   A charge of 100mC passes through a potential difference of 100V of mass 0.1ms,then what is charge in velocity?

11.   When a 500 ohm resistance is replaced by 100 ohm in a cell, effect on terminal velocity?

12.   Current passing through two wires in same direction
(repel, attract)

13.   A particle passes through the solenoid along the axis, then it will pass along the path
(parallel to axis,along spiral path etc)

14.   In RC circuit_____leads the_____

15.   If a bulb and capacitors are connected in series, the current passing in AC,then bulb will
(glow, fused, nothing  happens, etc)

16.   Transistor is used as
(switch--- right answer)

17.   If inputs are different then for NAND gate, the output is?

18.   A boy named Amir sees a scale placed on earth while he is in aero plane. Then the length of scale will
(increased, decreased, same)

19.   If the speed of body is increased, the mass of body will
(increase, decrease, none)

20.   As the temperature increases, no.of longer wavelength in radiation
(increases, decreases, none)

21.   When photo electrons are emitted from metal surface then what would be greater than threshold?
(intensity, frequency, both, none)

22.   Davison and Germer experiment proves
( wave nature of electrons, particle nature of electrons, both)

23.   Laser will produce if the atoms in lower energy states are___ than those in higher energy states
(greater, less, equal, All)

24.   A flexible loop of wire is lying such that field of lines are parallel to area. If area begins to change then emf induced is
(maximum, zero, both, none)

25.   In FM,the amplitude of carrier wave is
(diminished, increased, both, none) 

Engineering College Admission Test(ECAT 2011)

Posted by: Unknown Posted date: 08:33 / comment : 0 , , ,


ENGLISH

Engineering College Admission Test 

ECAT 2011





  1.         Bread at abroad meat better than home is ( arrange this)
  2.         De-morgue---synonym
  3.         Punctuation
  4.         Passive voice
  5.        Degree:temp (analogue asked)
  6.        Weight:Kilogram
  7.        Necessity is the mother of invention-------scientists have discovered many things----when there is a will, there is a way—(Mistakes were made in these and was asked to choose the correct one)

Engineering College Admission Test (UET)

Posted by: Unknown Posted date: 08:24 / comment : 0 , , ,


CHEMISTRY

Engineering College Admission Test

(ECAT 2011)


1. Half life method is used for
(1st Order reaction,2nd Order reaction, Zero order reaction, Integer Fraction)

2. CO2 dry ice has……..types of crystals?
( Molecular, Ionic)

3. Aluminium Hydride AlH3……..?
(Related Question was asked)

4) Pressure increases on gas, then forces become?
(Significant, insignificant)

5) Composition of aqua regia
6) Lanthanide contraction Period
(Related question was asked)

7) Trend of Oxidation State.

8) Which one of the following is false?
       a) Copper is softer than Sodium
       b) Diamond is not a conductor
       c) Cs & Na has same structure

9) e/m of cathode and positive rays.

10) H2SO4 in pure form.
(Dehydrating agent, odorless, conductor of electricity, All)

11) Benzene Stability dependence-----delocalization of PIE Electrons.

12) Distribution Law-------Solvent Extraction
(ratio of solutes of Urea)

13) Which one is more Dilute?
(1 molar or 1 molal solution of Urea)

14) 9% increase during freezing water is due to
( tetrahedral structure with empty spaces, trihedral with empty spaces)

15) What’s the effect on equilibrium--------during change in volume?

16) Catalyst disturbs the:-
(equilibrium constant, position, none)

17) Electrochemical series used for:-
(redox reaction ,battery reaction)

18) Depression of freezing point when volatile solute is dissolved in it
(related question was asked)

19) In first order reaction,50% of the substance decays in 1 hour,remaining will decay in?

20) Rate of reaction depends upon surface area
(Related Question)

21) The substance which posion the catalyst?

22) Group 4A elements from
(Hydride, Dioxide, Halide)

23) Li only form
(suboxide,oxide,superoxide,all)

24) Red Phosphorus
( macro molecule,micro molecule)

25) K2Cr2O2, Oxidation states of all respectively?

26) Transition Elements
( All are metals, conductor of heat, variable oxidation state, all)

27) Which of the following react with Fehling solution?

28) Enthalpy change--------related question

29) An acetal forms-------alcohols react aldehydes.




CHAPTER-3 MOTION(TEST-2)

Posted by: Unknown Posted date: 07:48 / comment : 0 ,


PHYSICS

               MOTION & LAWS OF MOTION

TEST-2

31. Two elastic balls collide with each other. The relationship between their velocities before collision,V1 & V2 and after collision, V1’ & V2’, is given by:
             a)   V1 + V2 = V1’ + V2’                                         
             b)   V1 - V2 = V1’  - V2’
             c)   V1 - V1’  =  V2 - V2’                                                                
             d)   V1 - V2 = V2’- V1’
                      
            32. If two bodies of equal mass collide elastically then:
             a)   Their velocities are added to each other                   
             b)   Their velocities are subtracted
             c)   Their velocities do not change                                            
             d)   They exchange their velocities
                
            33. When a ball of mass m1 moving with velocity V1 collides elastically with another ball with mass m and velocity V2 = 0, its velocity after collision v1’will be:
             a)   v1’= m1-m2/ m1+m2   V1                                                      
             b)   v1’= m1+m2/ m1-m2   V1
             c)   v1’=2m1 m2/ m1+ m2  V1                                                                             
             d)   v1’=m1/m1+m2 V1
                   
            34. When a ball of mass m1 moving with velocity V1 collides with another ball with mass m2 and velocity V2=0,The velocity  (V2’ ) of m2 after collision will be:
            a)   V2’= m1/m1+m2 V1                                                            
            b)   V2’= 2m1/m1-m2 V1
            c)   V2’= 2m1/m1+m2 V1      
            d)   V2’= 2m2/m1+m2 V1 
                   
            35. When a body of mass m moving with velocity V collides elastically with another body of the same mass and at rest then after the collision:
            a)   Both of them come to rest                              
            b)   Both move with the same velocity V
            c)   Both move with velocity V/2  
            d)   The first body comes to rest while the other moves with velocity V

            36. If a body whose mass is much less than a body at rest collides with it elastically, then it bounces back with:
            a)   Same velocity                                                         
            b)   Double velocity
            c)   Half of the velocity                                                  
            d)   No velocity
                   
            37. When the mass of the colliding body is much larger than the mass of the body at rest, its velocity after collision:
            a)   Becomes double                                                     
            b)   Becomes half
            c)   Becomes zero                                                                     
            d)   Remains the same
          
            38. If the mass of a body, moving with velocity V, is much larger than the body with which it collides elastically, thev velocity of the other body after collision becomes:
            a)   V                                                                
            b)   2V
            c)   3V                                                              
            d)   4V
             
            39. The force which resists motion of a body is called:
            a)   Force of friction                                                      
            b)   Fictitious force
            c)   Reacting force                                            
            d)   None of the above
                  
           40. The force of static friction is always _______ the applied force.
           a)   Equal and in the same direction to               
           b)   Equal and opposite to
           c)   Less than                                                                
           d)   More than
                  
           41. The force of maximum static friction is _______ the force of sliding friction.
           a)   Slightly less than                                         
           b)   Slightly more than
           c)   Equal to                                                                 
           d)   Half of

           42. Force of kinetic friction is proportional to the:
           a)   Applied force                                                          
           b)   Normal reaction
           c)   Area of contact                                                       
           d)   Velocity
                   
           43. When a block placed on a horizontal rough surface is about to slip under the action of an applied force, the value of static friction is given by:
           a)   Fsmax = UK Fn                                                
           b)   Fsmax = US FK
           c)   Fsmax = UK FK                                                            
           d)   Fsmax = US Fn

           44. Force of kinetic friction given by:
           a)   Fk =UK Fn                                                        
           b)   Fk = US Fn
           c)   Fk = US Fs                                                                
           d)   Fk = UK Fs

           45. According to Stoke’s law the force of friction acting on a spherical ball of radius r moving with velocity V in a fluid of viscosity N is given by:
           a)   FD = 6 Pi N rV                                                         
           b)   FD = 4 Pi N r2V
           c)   FD = 2 Pi N rV                                                                     
           d)   FD = 6 Pi N rV2

          46. Terminal velocity is the velocity of a body moving in a fluid which attains a maximum value due to:
          a)   Gravity                                                       
          b)   Fluid friction
          c)   Surface friction                                                       
          d)   Applied force

          47. Hovercraft moves on the surface of land and water on a cushion of:
          a)   Air                                                  
          b)   Water
          c)   Cotton                                                                    
          d)   Foam

          48.The force acting on a body of mass m is placed on an inclined plane making an angle @ with the horizontal is:
          a)   mg sin@                                                     
          b)   mg cos@
          c)   mg tan@                                                                
          d)   mg

          49. If a body changes its position with respect to its surroundings then it is said to be in state of _______.
          a)   Motion                                                        
          b)   Rest
          c)   Displacement                                                                      
          d)   Velocity

          50. If a body does not change its position with respect to its surroundings then it is said to be in state of ________.
          a)   Motion                                                        
          b)   Rest
          c)   Displacement                                                                      
          d)   None of these
                   
          51. The shortest distance between two points in known as _______.
          a)   Motion                                                        
          b)   Rest
          c)   Displacement                                                                      
          d)   None of these
                  
          52. Displacement is a _______ quantity.
          a)   Vector                                                        
          b)   Scalar
          c)   Positive                                                                  
          d)   None of these

          53.The total distance covered per unit time is called _______.
          a)   Vector                                                        
          b)   Velocity
          c)   Speed                                                                    
          d)   Distance
                  
          55. The S.I. unit OF speed is _______.
          a)   m/s2                                                                       
          b)   km/h
          c)   m/s                                                            
          d)   N
             
          56. The distance covered by a body in unit time in specified direction is called _______.
          a)   Speed                                            
          b)   Velocity
          c)   Uniform velocity                                                      
          d)   None of these
            
          58. Velocity is a _______ quantity.
          a)   Scalar                                                         
          b)   Vector
          c)   Positive                                                                  
          d)   Negative
            
          59.The dimension for velocity is _______.
          a)   [LT-1]                                                           
          b)   [LT-2]
          c)   [LT-3]                                                                       
          d)   [LT-4]
                    
          60. If a body covers unequal displacement in equal intervals of time or equal displacement in unequal intervals of time, then it is said to be moving with _______.
          a)   Constant velocity                                        
          b)   Variable velocity
          c)   Average velocity                                                     
          d)   None of these


ANSWER KEY


Question
Answers
Question
Answers
Question
Answers
31.
D
41
B
51
C
32.
D
42
B
52
A
33
A
43
D
53
C
34
C
44
A
54
A
35
D
45
A
55
C
36
A
46
B
56
B
37
A
47
A
57
A
38
B
48
A
58
B
39
A
49
A
59
A
40
B
50
B
60
B



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