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Ball 1 collides on with another ball 2 at rest as shown in the figure. For what value of e will the velocity of the 2nd ball be twice that of 1st after collision A.1/3 B.1/2 C.1/4 D.1/6 u1 is not given.. how to do ?? *Image* ...

true or false. Adiabatic & isothermal curves start from the same point & never meet again......... ...

here is a typical number theory problem. i hav tried this but was unable to solve this sum. i figured out the answer but could not proceed in any logical method. could you please tell me some logical step-by-step method for r ...

these r the question i faced in bitsat 2009 on yesterday 1. wat is EDTA A hexadentate ligand B bidentate ,, C tetradentate ,, D pentadetate ,, i mark A 2.wat is the denticity of oxalate A hexadentate B bidentate C tetradentat ...

PbO2+HNO3 will liberate a)NO2 b)O2 c)N2 d)N2O ...

1) Show that if a diagonal matrix is commutative with every matrix of the same order, then it is necessarily a scalar matrix. 2)Find the possible square roots of the two rowed unit matrix I. 3) If M is a 3x3 matrix where |M|= ...

A and B are two metallic balls of radii 8 and 2cm respt.both are large distance apart .A is charged to 100nc and touches B and taken back and charged again to 100nc.this process is repeated completely till B reaches a steady ...

There are n stones in a line , the distance betwen the consecutive stones being 1m ,3m,5m etc. There is a basket fixed at the first stone.A man starting from the baskets collects all the stones in the basket one by one . Find ...

find the moment of inertia of a uniform square plate of mass "m" and edge "a"...about one of its diagonals? ...

The funtion f(x) = [x]2 - [x2] (where [] is GIF) is discontinuous at a.All integers b.All integers exvept 0 c.All integers except 1 d.All integers except 0 and 1 ...

64. A semiconductor is cooled from T1 K to T2 K. Its resistance (1) will decrease (2) will increase (3) will first decrease and then increase (4) will not change ...

72. Two equal resistances each of 100 W ± 1% (standard deviation) are connected in parallel. The standard deviation of the parallel combination will be (1) 0.5 % (2) 12% (3) 2% (4) 2% ...

1. If a = i + j + k , b = 4 i + 3 j + 4 k and c = i + a j + b k are linearly dependent vectors and |c| = 3 , then (1) a = 1, b = - 1 (2) a = 1, b = ± 1 (3) a = - 1, b = ± 1 (4) a = ± 1, b = 1 ...

61. If elements of principal quantum number n > 4 were not allowed in nature, the number of possible elements will be (1) 4 (2) 32 (3) 60 (4) 64 pls give explanation thanks... ...

77. Adiabatic demagnetization of a substance (1) decrease the temperature (2) increase the temperature (3) increase the volume (4) decrease the volume ...

The double-slit electron interference pattern appears when a large numberof electrons are accumulated at the screen. According to the quantum theory, the interference pattern appears (1) only if a beam of electrons are in tra ...

1. The solution of the inequality 2x-5/|x-3|>-1 is a)(2,∞) b)(3,∞) c) (2,3) 4) (8/3,∞) ...

solve question of bitsat i m not able to provide option *Image* ...

a particle of mass m is give a certain velocity along a plane which is at angle θ to the horizontal. the velocit given is at a angle of β to the horizontal and the coefficitnet of friction is μ>tanθ hence as the partic ...

HEY GUYS..............CAN ANYBODY PLEASE GIVE SOME OF THE questions that were asked in bitsat-2009............(ofcourse those who have givn thier examination)..sso that we could get the difficulty level..............seriously ...

Two cylinders one heavy and the other light of diameters D and d respectively rest on a horizontal plane. the larger cylinder has a string wound around it to which a horizontal force F is applied. the co-eff. of friction is Î ...

HEY GUYS..............CAN ANYBODY PLEASE GIVE SOME OF THE questions that were asked in bitsat-2009............(ofcourse those who have givn thier examination)..sso that we could get the difficulty level..............seriously ...

calculate net capacitance of this .. *Image* A) 3C B) 2C C) C/2 D) 25C/3 ...

A square of n units by n units is divided into n2 squares of 1 sq. unit each. find the number of ways in which 4 points ( out of (n+1)2 points) be selected so that they form the vertices of a square. i was able to count the n ...

An ice-skater, weighing 60 kg moving at 10 m/s glides to a stop. If 80% of the heat generated by friction is absorbed by the ice, the amount of ice melted will be nearly (1) 30 g (2) 14 g (3) 7.1 g (4) 4.1 g ...

I did a q yeaterday --- which is thermodynamically the most stable allotrope of carbon ? a)graphite b)diamond c)fullerene d) soot I marked b but that was not the ans ... Isnt the solution wrong? ...

Here are the Questions i could remember ..... Q.1. What should be the values of x and y such that x2 + y2 is minimum and (x + 5)2 + (y – 12)2 = 142 ?? I got the answer as (x, y) = ( 5/13, -12/13 ) and min value as 1 Q.2. so ...

*Image* i think..... (i)only one 1-Methylcyclohex-1-ene (ii)two 2-Methylbut-1-ene (MINOR) 2-Methylbut-2-ene (MAJOR) (iii)two 2-ethyl-3,3-dimethylbut-1-ene (MINOR) 3,4,4-trimethylpent-2-ene (MAJOR) ...

81sin2x + 81cos2x =30, then the least value of x,(x>0) is what? plz help! ...

Sir could you advice ,how by just looking at the circuit can yous say that between any two points it will be parrallel or series ...