ECAT Physics Chapter 2 MCQs - Vectors & Equilibrium

Chapter 2 (Vectors & Equilibrium) is one of the most important chapters in ECAT Physics. Every year, multiple questions appear from this chapter in the actual exam. Practice these solved MCQs covering Vector Addition, Resolution of Vectors, Torque, Equilibrium Conditions to strengthen your preparation. All questions include correct answers and detailed explanations written by experts.

10+ MCQs With Answers Explanations Updated 2026
Vector Addition Resolution of Vectors Torque Equilibrium Conditions Center of Gravity

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We have carefully curated MCQs from Chapter 2 (Vectors & Equilibrium) following the official ECAT 2026 syllabus. Each question comes with the correct answer and detailed explanation.

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Vectors & Equilibrium - Solved MCQs with Explanations

Below are important MCQs from ECAT Physics Chapter 2 (Vectors & Equilibrium). Each question includes the correct answer highlighted in green and a detailed explanation to help you understand the concept.

Q1 Easy Vectors & Scalars

Displacement is a:

A Scalar quantity
B Vector quantity
C Unit
D Dimension
Explanation

Displacement is a vector quantity having both magnitude and direction. It is the shortest distance between initial and final positions.

Q2 Easy Free Fall

Acceleration due to gravity (g) near Earth surface:

A 9.8 m/s
B 9.8 m/s^2
C 10 m/s
D 8.9 m/s^2
Explanation

g = 9.8 m/s^2 (approximately 10 m/s^2) is the acceleration due to gravity near Earth's surface, directed towards Earth's center.

Q3 Easy Kinematics Graphs

The slope of a velocity-time graph gives:

A Distance
B Speed
C Acceleration
D Displacement
Explanation

The slope (Δv/Δt) of a velocity-time graph gives acceleration. The area under the graph gives displacement.

Q4 Medium Projectile Motion

For projectile motion, horizontal velocity:

A Increases
B Decreases
C Remains constant
D Becomes zero at peak
Explanation

In projectile motion (ignoring air resistance), horizontal velocity remains constant because there is no horizontal force acting on the projectile.

Q5 Medium Projectile Motion

The range of a projectile is maximum at:

A 30 degrees
B 45 degrees
C 60 degrees
D 90 degrees
Explanation

Projectile range R = v^2sin(2θ)/g is maximum when sin(2θ) = 1, i.e., 2θ = 90°, so θ = 45 degrees.

Q6 Easy Vectors & Scalars

Speed is a:

A Vector quantity
B Scalar quantity
C Both
D Neither
Explanation

Speed is a scalar quantity (magnitude only, no direction). Velocity is the vector counterpart of speed (magnitude + direction).

Q7 Medium Free Fall

In free fall, the time to reach maximum height equals:

A Time to fall back
B Half the total time
C Double the total time
D Unrelated to fall time
Explanation

In free fall (no air resistance), the time to rise equals the time to fall. The trajectory is symmetric about the maximum height.

Q8 Easy Kinematics Graphs

When velocity and acceleration are in opposite directions:

A Object speeds up
B Object slows down (deceleration)
C Object maintains speed
D Object changes direction
Explanation

When velocity and acceleration are opposite, the object decelerates (slows down). This is called negative acceleration or retardation.

Q9 Easy Equations of Motion

The 3rd equation of motion is:

A v = u + at
B s = ut + 1/2at^2
C v^2 = u^2 + 2as
D s = vt
Explanation

The third equation of motion v^2 = u^2 + 2as relates final velocity (v), initial velocity (u), acceleration (a), and displacement (s) without time.

Q10 Hard Free Fall

A body at rest has:

A Zero velocity only
B Zero velocity and zero acceleration
C Zero velocity but may have acceleration
D Zero acceleration only
Explanation

A body at rest has zero velocity but may have non-zero acceleration. Example: a ball thrown up has v=0 at the top but acceleration = -g.

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What You'll Learn in Vectors & Equilibrium

Vectors & Equilibrium is a fundamental chapter in ECAT Physics. This chapter covers the following important topics that frequently appear in the ECAT exam:

By practicing these MCQs, you will develop a strong understanding of Vectors & Equilibrium concepts and be well-prepared for the ECAT 2026 exam.

How to Prepare Vectors & Equilibrium for ECAT 2026

Follow these expert tips to master Vectors & Equilibrium and score maximum marks in ECAT:

  1. Read the textbook carefully - Cover all concepts in Chapter 2 (Vectors & Equilibrium) from your Physics textbook first.
  2. Make short notes - Write down key definitions, formulas, and important points for quick revision.
  3. Practice MCQs daily - Solve at least 20-30 MCQs from Vectors & Equilibrium every day using Apna MCQs platform.
  4. Review explanations - Read the detailed explanations for each MCQ to understand the concept, not just memorize answers.
  5. Take timed tests - Practice under exam conditions using our ECAT mock tests to improve speed and accuracy.
  6. Focus on weak areas - Identify topics in Vectors & Equilibrium where you score low and practice more MCQs on those specific topics.

Important Topics in Vectors & Equilibrium for ECAT

Based on analysis of past ECAT papers, these topics from Chapter 2 (Vectors & Equilibrium) are most frequently tested:

Vector Addition High frequency in ECAT
Resolution of Vectors Very High frequency in ECAT
Torque Medium frequency in ECAT
Equilibrium Conditions High frequency in ECAT
Center of Gravity Medium frequency in ECAT

Frequently Asked Questions

How many MCQs come from Vectors & Equilibrium in ECAT 2026?

In ECAT, Physics typically has 100 total MCQs. Chapter 2 (Vectors & Equilibrium) usually contributes 3-5 MCQs in the actual exam. On Apna MCQs, we provide 10+ practice MCQs with detailed explanations for thorough preparation.

Are these ECAT Physics Chapter 2 MCQs updated for 2026?

Yes! All MCQs on Apna MCQs are updated according to the latest Various Universities ECAT 2026 syllabus. Our team of expert educators regularly reviews and adds new questions based on the latest exam patterns and past papers.

What topics are covered in Vectors & Equilibrium MCQs?

Our Vectors & Equilibrium MCQs cover all important topics including Vector Addition, Resolution of Vectors, Torque and more. Each topic has multiple MCQs ranging from easy to hard difficulty to ensure comprehensive preparation.

How to prepare Vectors & Equilibrium for ECAT?

To prepare Vectors & Equilibrium for ECAT: 1) Read the textbook thoroughly, 2) Make notes of key concepts, 3) Practice MCQs on Apna MCQs with explanations, 4) Take mock tests, 5) Review weak areas. Our chapter-wise approach ensures you cover all 15 chapters systematically.

Where can I practice more ECAT Physics MCQs?

After completing Chapter 2, move to the next chapter on Apna MCQs. We cover all 15 chapters of Physics with chapter-wise MCQs. You can also take full-length ECAT mock tests for timed practice.

Are these MCQs from ECAT past papers?

Our MCQs include questions modeled on ECAT past papers as well as original questions created by subject experts. The questions cover all topics in Vectors & Equilibrium that are part of the official ECAT syllabus.

Can I use these MCQs for board exam preparation too?

Absolutely! While these MCQs are organized for ECAT preparation, the content covers the same Physics Chapter 2 (Vectors & Equilibrium) topics tested in FSc/Inter board exams. Many students use Apna MCQs for both board and entry test preparation.

Is Apna MCQs free to use?

Yes! Apna MCQs provides free access to chapter-wise MCQs for MDCAT, ECAT, LAT, IBA, Nursing and other entry tests. We believe quality education should be accessible to every student in Pakistan.