More Classes

5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject

Other Links

Go to Home
Online Tests

ECAT Pre General Science Mathematics Chapter 24 Vectors Online Test MCQs With Answers

Question # 1

Choose an answer

A

0

Unit vector

None

Previous

Skip

Next

Question # 2

The unit vector along z-axis is

Choose an answer

none of these

Previous

Skip

Next

Question # 3

Choose an answer

Previous

Skip

Next

Question # 4

Choose an answer

Previous

Skip

Next

Question # 5

The angle between the vectors 3i + j - k and 2i - j + k is

Choose an answer

Previous

Skip

Next

Question # 6

Choose an answer

Free vector

Null vector

Unit vector

None of these

Previous

Skip

Next

Question # 7

Choose an answer

[0, 0, 0]

[1, 0, 0]

[0, 1, 0]

[0, 0, 1]

Previous

Skip

Next

Question # 8

Which of the vectors have opposite direction?

Choose an answer

Previous

Skip

Next

Question # 9

The physical quantity which possesses both magnitude and direction is called a

Choose an answer

scalar

vector

constant

none of these

Previous

Skip

Next

Question # 10

Choose an answer

Previous

Skip

Next

Question # 11

If a,b c are sides of a triangle taken in order then a x b =

Choose an answer

b x c

b x a

cxa

Both a & b

Previous

Skip

Next

Question # 12

If a,b,c are three non-coplanar vector then [a +b,b +c,c +a] = _____

Choose an answer

[a.b.c]

2[a,b,c]

[abc]-2

2[abc]2

Previous

Skip

Next

Question # 13

Choose an answer

Previous

Skip

Next

Question # 14

Choose an answer

Previous

Skip

Next

Question # 15

Choose an answer

25

16

5

0

Previous

Skip

Next

Question # 16

Choose an answer

Previous

Skip

Next

Question # 17

The unit vector along y-axis is

Choose an answer

none of these

Previous

Skip

Next

Question # 18

Choose an answer

none of these

Previous

Skip

Next

Question # 19

u,v,wand u x (v.w) are

Choose an answer

Equal

Parallel

Additive immense of each other

Meaningless

Previous

Skip

Next

Question # 20

Choose an answer

parallel vectors

perpendicular vectors

concurrent vectors

collinear vectors

Previous

Skip

Next

Question # 21

The ortho center of triangle whose vertices are (0,0)(3,0)(0,4) is

Choose an answer

(0,0)

(1,1)

(2,2)

(3,3)

Previous

Skip

Next

Question # 22

The zero vector is regarded to be parallel to

Choose an answer

Every vector

Is some cases

Both a,b

None

Previous

Skip

Next

Question # 23

Choose an answer

none of these

Previous

Skip

Next

Question # 24

Which of the following is a scalar.

Choose an answer

electric field

magnetic field

weight

mass

Previous

Skip

Next

Question # 25

Which of the following is not a unit vector

Choose an answer

[1, 1, 1]

[0, 1, 0]

[0, 0, 1]

[1, 0, 0]

Previous

Skip

Next

Question # 26

If |a x b|2 + (a,b)2 = _____

Choose an answer

|a|2 + |b|2

|a|2- |b|2

|a|2|b|2

None

Previous

Skip

Next

Question # 27

Choose an answer

0

1

-1

None

Previous

Skip

Next

Question # 28

Choose an answer

Previous

Skip

Next

Question # 29

Choose an answer

Previous

Skip

Next

Question # 30

Choose an answer

l²+ m²+ n²= 0

l²- m²+ n²= 1

l²+ m²+ n²= 1

l²+ m²- n²= 0

Previous

Skip

Next

Question # 31

The unit vector along x-axis is

Choose an answer

none of these

Previous

Skip

Next

Question # 32

If 2 and 2 are x and y components of vector then its angle with x-axis is

Choose an answer

30°

45°

60°

90°

Previous

Skip

Next

Back