Question # 1

Which of the following is a quadrantal angle

Choose an answer

30°

45°

60°

90°

Choose an answer

sec 5x + c

- sec 5x + c

If a > 0 they parabola y2 =-4ax lies in

Choose an answer

I and iv quadrant

I quadrant

II and III quadrant

All are incorrect

(1 + 2x)⁴= ______

Choose an answer

1 + 4x + 6x²+ 4x³+ x⁴

1 - 4x + 6x²- 4x³+ x⁴

1 - 8x + 24x²- 32x³+ 16x⁴

1 + 8x+ 24x²+ 32x³+ 16x⁴

The exact value of cos-1 (0) is

Choose an answer

π/2

-π/2

3π

π-π/6

If the cutting plane is slightly tilted and cuts only one nappe of the cone, the intersection is

Choose an answer

an ellipse

a hyperbola

a circle

a parabola

Choose an answer

If y = sin (ax + b), then fourth derivative of y with respect to x =

Choose an answer

a⁴cos (ax + b)

a⁴sin (ax + b)

-a⁴sin (ax + b)

a⁴tan (ax + b)

If the points (a,2b):(c,a+b):(2c-a,h) lie on the same line then

Choose an answer

h=2a

h=a+b

h=ab

h=ac

In a school, there are 150 students. Out of these 80 students enrolled for mathematics class, 50 enrolled for English class, and 60 enrolled for Physics class. The students enrolled for English cannot any other class, but the students of mathematics and Physics can take two courses at a time. Find the number of students who have taken both physics and mathematics

Choose an answer

40

30

50

20

Two circle x² + y²+2x - 8 = 0 and x² + y² -6 + 6x -46 =0:

Choose an answer

touch internally

do not intersect

touch externally

None of these

Let S_ndenote the sum of the first n terms of an A.P. If S_2n= 3 S_n: S_nis equal to

Choose an answer

4

6

8

10

The degree of differential equation is the power of the

Choose an answer

Lowest order derivative

Highest order derivative

Integral

All are correct

If P is a whole number greater than 1, which has only P and I are factors. Then P is called

Choose an answer

Wholw number

Prime number

Even number

Odd number

The equation of the circle with centre origin and radius r is

Choose an answer

x²+ y²= 1

x²+ y²= r²

x²+ y²= 0

x²- y²= r²

Choose an answer

sec x tan x

-cosec x cot x

sec²x

-sin x

graph of trigonometric function y = sec x does not meet

Choose an answer

x - axis

y -axis

both axis

None of these

Each point of the feasible region is called

Choose an answer

Solution

feasible solution

Both a & b

None

Area bounded between the curve xy=2 and the lines x=1 and x=2

Choose an answer

ln2 square units

ln√2 square units

ln4 square units

Square units

Choose an answer

0

1

none of these

Choose an answer

A rational number

An irrational number

An odd number

A prime number

If z₁ = 1 + 2i, z₂ = 3 + 4i then

Choose an answer

z₁ > z₂

z₁ = z₂

z₁ < z₂

None of these

Choose an answer

1/x

-x

2x

0.5 x

Choose an answer

-1

0

1

undefined

The line joining the center of a circle to the midpoint of the chord is

Choose an answer

Perpendicular to the tnagent

Perpendicular to the normal

Perpendicular to the chord

If |αi + (α+1)j +2k| =3 then value of α is

Choose an answer

1,2

-1,-2

1,-2

-1,2

Every prime number is also

Choose an answer

Rational number

Even number

Irrational number

Multiple of two numbers

More Classes

Other Links

ECAT Pre General Science Mathematics 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