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MCQ's Test For ECAT Physics Chapter 2 Vectors and Equilibrium
Try The MCQ's Test For ECAT Physics Chapter 2 Vectors and Equilibrium
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 2 Vectors and Equilibrium
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Question # 1
Two vectors to be combined have magnitudes of 60 N and 35 N. Pick the possible answer:
Question # 2
The direction of a vector in space requires:
Question # 3
By convention, torques producing clockwise rotation are taken as:
Question # 4
Torque is also called:
Question # 5
For measuring the angle between two vectors graphically, we join:
Question # 6
All trigonometric functions (sine, cosine, tangent etc) are positive in:
Question # 7
The change of order of vectors in a dot product of two vectors:
Question # 8
If the vector 5 N lies along with x-axis, then its component along y-axis will be:
Question # 9
The resultant of two velocities 3 m/sec and 400 cm/sec making an angle 90° with each other is:
Question # 10
If a vector lies in second quadrant, than Bxand Byare:
Question # 11
The magnitude of resultant of three vectors is 3. Its x-component is one, y-component is two, then its z-component is:
Question # 12
A vector which has magnitude 'one' is called:
Question # 13
The sum of two or more vectors is equal to a single vector which is called:
Question # 14
When the magnitude of two component vectors are equal to that of their resultant, then the angle between the components is:
Question # 15
The rectangular components of a vector are equal in magnitude when the vector makes and angle _______with their x-component:
Top Scorers Of ECAT Physics Chapter 2 Vectors and Equilibrium MCQ`s Test
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M maha noor 24 - Nov - 2025 01 Min 33 Sec 60/60 -
A Abdullah Baloch 26 - Jul - 2024 03 Min 36 Sec 60/60 -
A Ahmad Khan 02 - Aug - 2024 06 Min 00 Sec 60/60 -
M Maham Mehar 29 - Jul - 2024 02 Min 14 Sec 55/60 -
A Adeen Muhtada 25 - Nov - 2024 04 Min 03 Sec 55/60 -
Z Zainab Shehzadi 21 - Oct - 2024 05 Min 15 Sec 55/60 -
S suzi 07 - Feb - 2026 02 Min 29 Sec 52/60 -
A ali moid 20 - Jul - 2024 01 Min 15 Sec 50/60 -
M Maham Malik 20 - Oct - 2024 03 Min 36 Sec 50/60 -
R RAFAY JUTT 11 - Nov - 2025 03 Min 19 Sec 48/60 -
R Rabeeha Piracha 03 - Dec - 2025 04 Min 15 Sec 48/60 -
M Momina Nadeem 09 - Nov - 2024 02 Min 29 Sec 45/60 -
K khawar saleemi 27 - Sep - 2024 05 Min 25 Sec 45/60 -
M Muhammad Abdur.Rahman Khan 15 - Jul - 2024 06 Min 12 Sec 45/60 -
S sweet home 10 - Dec - 2024 08 Min 10 Sec 45/60
ECAT Chapter 2 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | When a vector is multiplied by a negative number, its direction: |
A. Remains the same
B. Changes
C. Changes by 180°
D. None of these
|
| 2 | Which of the following is scalar quantity? |
A. Electric potential
B. Velocity
C. Momentum
D. Force
|
| 3 | All trigonometric functions (sine, cosine, tangent etc) are positive in: |
A. 1st quadrant
B. 2nd quadrant
C. 3rd quadrant
D. 4th quadrant
|
| 4 | The magnitude of resultant of three vectors is 3. Its x-component is one, y-component is two, then its z-component is: |
A. 0
B. 1
C. 2
D. 3
|
| 5 | If two forces of magnitudes 3.5 and 2.5 N act on a body such that the angle between the forces is zero, then magnitude of the resultant will be: |
A. 1.0 N
B. 6 N
C. 3.5 N
D. 12 N
|
| 6 | An vector of 10 N makes an angle of 45° with x-axis. Angle between its rectangular components with be: |
A. 45°
B. 90°
C. 135°
D. Zero
|
| 7 | If a vector lies in second quadrant, than Bxand Byare: |
A. -,+
B. +,-
C. +,+
D. -,-
|
| 8 | Scalar product is also called: |
A. Cross product
B. Dot product
C. Product scalar
D.
Product vector
|
| 9 | The driection of vector si space is specified by: |
A.
One angle
B. Two angles
C. Three angles
D. None of above
|
| 10 | Two vectors to be combined have magnitudes of 60 N and 35 N. Pick the possible answer: |
A. 100 N
B. 70 N
C. 20 N
D. Zero
|
Test Questions