## Probability & Statistics MCQs Part II

1) The regression lines are 4x-5y-33=0, 2x-9y+107=0 then find the mean of x and ya) 13, 17b) 12, 13c) 15, 13d) none of these 2) a) b) c) d) 3) The tangent of the angle between the lines of regression y on x and x on y is 0.6 and a) -0.5b) 0.3c) 0.5d) -0.3 …

## Probability & Statistics MCQs Part I

1) In an entrance test there are multiple choice questions. There are four possible answers to each question of which one is correct. The probability that a student knows the answer to a question is 90%. If he gets correct answer to a question, then the probability that he was guessing isa) b) c) d) …

## Statics MCQs Part I

1) A body is on the point of sliding down an inclined plance under its own weight. If the inclination of the plane to the horizon be , the angle of friction will bea) b) c) d) 2) A body consists of a solid cylinder with radius a and height a together with a solid …

## Statics MCQs Part II

1) ABCD is quadrilateral. Forces represented by act on particle. The resultant of these forces isa) b) c) d) 2) If forces acting at a point can be represented by the sides of a triangle taken in order thena) b) c) d) 3) If forces of 12, 5 and 13 units weight balance at a …

## Mathematical Logic & Boolean Algebra MCQs

1) The statement ~ (p q) is equivalent to a) P (~ q) b) ~ p q c) p q d) ~ p ~ q 2) Let f denote the Boolean function for the circuit given below Then f has as expression a) b) c) d) 3) Let p be the statement ‘Ravi races’ and …

## Set Relations & Functions MCQs Part I

1) If a) d = bc b) c = bd c) b = cd d) none of these 2) The solution of < 1 is a) -4 < x < -2 b) -4 < x < 2 c) -2 < x < 4 d) 2 < x < 4 3) If x and y be …

## Complex Numbers &Quadratic Equations MCQs Part I

1) The value of is a) 4i b) 8i c) 16i d) -16i 2) Given that real roots of and are negative. Then the number reduces to a) b) c) d) none of these 3) The complex number z satisfying the equations is a) 6 b) c) d) none of these 4) If where then …

## Complex Numbers &Quadratic Equations MCQs Part II

1) If z is a nonzero complex number then is equal to (i)(ii) 1(iii) (iv)none of these a) i and ii b) ii and iii c) i and iii d) iv 2) If z is a complex number satisfying then has the valuei)(ii)(iii)(iv) 0 when n is not a multiple of 3 a) i and …

## Complex Numbers &Quadratic Equations MCQs Part III

1) For any two complex numbers and any two real numbers a and b, a) b) c) d) none of these 2) Let a be a complex number such that be vertices of a polygon such that Then the vertices of the polygon lie within a circle a) b) c) d) 3) Common roots of …

## Complex Numbers &Quadratic Equations MCQs Part IV

1) a) 2 b) 4 c) 6 d) none of these 2) The centre of a square is at the origin and is one of its vertices. The extremities of its diagonals which does not pass through this vertex are a) b) c) d) none of these 3) Let z and w be two complex …