Question # 1

System of linear equations is inconsistent if

Choose an answer

System has no solution

System has one solution

System has two solution

None of above

Choose an answer

The differential equation representing the family of curves y = A cos (x + B), where A, B are parameters, is

Choose an answer

If d₁is the distance between (0,0) and (1,2) and d₂is the distance between (0,0) and (2,1) then

Choose an answer

d₁= d₂

d₁<d₂

d_1>d₂

none of these

Name the property used in 4.1 + (-4.1) = 0

Choose an answer

Additive inverse

Multiplication inverse

Additive identity

Multiplication identity

Choose an answer

a

2a

3a

4a

Choose an answer

In a class of 100 students, 60 drink tea, 50 drink coffee and 30 drink both. A student from his class is selected at takes at last one of 2 drinks is

Choose an answer

2 / 5

3 / 5

4 / 5

None of these

Choose an answer

f(x) = ax + b will be a constant function if

Choose an answer

a = 1 , b = 1

a = 1 , b = 0

The set of the first elements of the orders pairs forming a relation is called its

Choose an answer

Relation in B

Range

Domain

Relation In A

If x³+ 4x³- 2x +5 is divided by x - 1, then the reminder is

Choose an answer

8

6

4

None of these

Which of the following ordered pair is a solution of the inequality x+2y<6?

Choose an answer

(2,3)

(2,2)

(6,0)

(1,1)

Cycle tyres are supplied in lots of 10 and there is a chance if 1 in 500 tyres to be defective. Using Poisson distribution, the approximate number of lots containing no defective tyre in a consignment of 10, 0000 lots is

Choose an answer

9028

9208

9802

9820

Choose an answer

none of these

Choose an answer

0

1

8

∞

Which of the following does not represent absolute value of a vector

Choose an answer

magnitude

length

norm

number

The maximum value of 12 sinθ-9 sin²θis x

Choose an answer

3

4

5

None of these

Choose an answer

The law of sines

The law of consines

The law of tangents

None of these

The additive inverse of a matrix A is

Choose an answer

None of these

Which of the following is a quadrantal angle

Choose an answer

30°

45°

60°

90°

Choose an answer

a sec(ax + b) + c

- a sec(ax + b) + c

The directrix of y2 =-4ax is

Choose an answer

y =-a

y = a

x = a

x = -a

Choose an answer

The process of finding the unknown elements in triangle is called the

Choose an answer

solution of the triangle

Mean differnece

Engineering distance

angle of depressin

A function from X to Y is written as

Choose an answer

f : X to Y

f : Y to Y

Area of the circle with ends of a diameter at (-3,2) and (5,-6)

Choose an answer

128π sq. units

64π sq. units

32π sq.units

None of these

If A and B are skew-symmetric then (AB)t is

Choose an answer

At Bt

AB

-AB

BA

The exterior angle of the interior angle C of he quadrilateral whose vertices are A(5,2),B(-2,3),C(-3,-4),D(4,-5) is

Choose an answer

30°

60°

45°

90°

Number of combination of zero or more things out of n different things

Choose an answer

nPn

nPr

nCr

2n

More Classes

Other Links

Mathematics ECAT Pre Engineering Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer