Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
.jpg)
MCQ's Test For ECAT (Pre-Eng) Mathematics MCQ's Test For Chapter 23
Try The MCQ's Test For ECAT (Pre-Eng) Mathematics MCQ's Test For Chapter 23
-
Total Questions10
-
Time Allowed10
ECAT (Pre-Eng) Mathematics MCQ's Test For Chapter 23
00:00
Question # 1
If a≠ , b≠ 0 and|a=b|=|a-b|,then vectors a and b are:
Question # 2
If the sum of two unit vectors is a unit vector the the magnitude of their difference is
Question # 3
Vector i =
Question # 4
The modulus of 12-5i is:
Question # 5
If a=5j + 2j,b=2i -3j, then|a+2b|=
Question # 6
If a = 2i +2j, b= 3i -j and c=4i +5j, the 3b -a-2c =
Question # 7
Vector additon is:
Question # 8
If|a| =|b|=|a + b|=1, then|a+ b| = 5, then|a-b| =
Question # 9
O (0,0)is called:
Question # 10
If u = 2ai + i - k and v = i +ai + 4k are perpendicular then a =
Top Scorers Of ECAT (Pre-Eng) Mathematics MCQ's Test For Chapter 23 MCQ`s Test
-
H Huzaifa Asim 01 - Jun - 2024 00 Min 34 Sec 10/10 -
U Unknown 06 - Jun - 2024 01 Min 05 Sec 10/10 -
V Viral Edits 25 - May - 2024 01 Min 26 Sec 10/10 -
M Muhammad 31 - May - 2024 00 Min 29 Sec 9/10 -
A Ahsan Jutt 16 - May - 2024 00 Min 45 Sec 9/10 -
M Muhammad Mubin 31 - May - 2024 01 Min 02 Sec 9/10 -
Y Yousaf Khan 11 - Mar - 2024 01 Min 57 Sec 9/10 -
M Muhammad Haseeb 18 - Nov - 2024 02 Min 41 Sec 9/10 -
S Saim G 07 - Aug - 2025 04 Min 14 Sec 9/10 -
D David Navid 30 - Mar - 2024 04 Min 16 Sec 9/10 -
M Masood Muneer 25 - May - 2024 00 Min 53 Sec 8/10 -
A Arooj Ahmed 16 - May - 2024 03 Min 26 Sec 8/10 -
N Noor ul Huda 28 - May - 2024 05 Min 05 Sec 8/10 -
T Talha Khan 02 - Jun - 2024 02 Min 47 Sec 7/10 -
M Maham Dar 11 - Mar - 2024 06 Min 40 Sec 7/10
ECAT Mathematics Chapter 23 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The modulus of a vector i-i+ k is: |
A. √3
B. 1
C. √2
D. ∞
|
| 2 | If|a| =|b| = |a+b|=1, then|a-b| is equal to: |
A. 1
B. √3
C. √2
D. 7
|
| 3 | If the angle between two vectors u and v is 0 orπ, then the vectors u and v are: |
A. Orthogonal
B. Collinear
C. Perpendicular
D. None of these
|
| 4 | If a = 2i +2j, b= 3i -j and c=4i +5j, the 3b -a-2c = |
A. -i -15j
B. i-15j
C. i-3j
D. None of these
|
| 5 | If a,b = 0 then |
A. a |b
B. a||b
C. a = b
D. None
|
| 6 | If u =[3,-4],then modulus of uis: |
A. 5
B. 5i
C. -5
D. √5
|
| 7 | The angle between the vectors u =2i - i + k and v = -i + i is: |
A. 3π/2
B. 2π/3
C. 5π/6
D. π/3
|
| 8 | O (0,0)is called: |
A. Position vector
B. Free vector
C. Unite vector
D. Null vector
|
| 9 | The modulus of 12-5i is: |
A. 7
B. 13
C. √7
D. 119
|
| 10 | If|a| =|b|=|a + b|=1, then|a+ b| = 5, then|a-b| = |
A. 4
B. 6
C. 5
D. 3
|
Test Questions
Share your comments & questions here
No comments yet. Be the first to comment!