11th Class Physics Chapter 4 Online Test, Solved MCQs (Work & Energy)

This is the ultimate resource for your Physics First Year Chapter 4 Test Preparation, dedicated entirely to the crucial chapter on Work, Energy, and Power. Our platform offers a comprehensive 11th Class Physics Chapter 4 Online Test series, specifically designed to reinforce your understanding and secure high marks in the objective section of your board exams. You will gain immediate access to a vast bank of FSc Physics Chapter 4 MCQs focused on highly tested concepts.

Our tests emphasize application-based learning, covering key areas such as the Work-Energy Theorem and the calculation of Work Done by Variable Force. By practicing with our Work Energy and Power Solved MCQs, you will master the principles of energy conservation, the relationship between Kinetic Energy and Momentum Relation, and practical topics like Kilowatt-hour (kWh) in Physics). Additionally, our Physics 1st Year Chapter 4 Conceptual Questions prepare you for advanced topics like the Escape Velocity Formula, ensuring complete mastery of this vital chapter.

FSc Physics Chapter 4 MCQs: Master Work, Energy, and Power

Welcome to your specialized hub for FSc Physics Chapter 4 MCQs! This chapter, Work, Energy, and Power, is crucial as it underpins nearly all subsequent topics in physics. Success in the objective portion of your board exams hinges on a deep, conceptual understanding of these principles. Our platform provides a powerful, free 11th Class Physics Chapter 4 Online Test series, meticulously structured to align with the latest board patterns and ensure your exam readiness.

FSc Physics Chapter 4 MCQs: Building Conceptual Strength

Our comprehensive bank of FSc Physics Chapter 4 MCQs is curated to cover every essential learning objective, transforming theoretical knowledge into practical, testable skills. We focus heavily on the most frequently asked questions related to definitions, derivations, and problem-solving techniques.

Work and Energy MCQs: Foundations and Formulas

The core of the chapter lies in understanding work done and the forms of energy. Our Work and Energy MCQs ensure you can confidently calculate:

Work Done by Constant Force: Cases where work is positive, negative, or zero (e.g., when force is perpendicular to displacement).
Energy Conversions: Questions involving the conversion between potential energy and kinetic energy.
Conservation Laws: Testing the Law of Conservation of Energy, especially in the presence of Conservative and Non-Conservative Forces.

11th Class Physics Chapter 4 Online Test: Theorems and Applications

The digital format of our 11th Class Physics Chapter 4 Online Test provides instant feedback, helping you pinpoint weak areas related to application-based topics and mathematical theorems.

Work-Energy Theorem and Momentum Relation

The Work-Energy Theorem is a vital concept linking work done on a body to its change in kinetic energy. Our tests feature MCQs that require you to apply this theorem correctly. You will also find questions that test your understanding of the Kinetic Energy and Momentum Relation ($\text{KE} \propto p^2/m$), a frequently tested concept that links Chapter 3 and Chapter 4.

Work Done by Variable Force

A challenging area is calculating work when the force is not constant. Our Work Done by Variable Force section includes questions requiring the interpretation of graphs, where the work done is represented by the area under the force-displacement curve. This conceptual practice is key to developing high-level problem-solving skills.

Work Energy and Power Solved MCQs: Power and Commercial Energy

Our Work Energy and Power Solved MCQs ensure fluency in the application of the Power concept. Practice problems focus on the Power Definition and Units, including calculations involving Watt, Horsepower, and efficiency. Crucially, the practical application of the Kilowatt-hour (kWh) in Physics)—the commercial unit of energy—is a guaranteed MCQ topic.

Advanced Concepts and Exam Focus

Physics 1st Year Chapter 4 Conceptual Questions

For students targeting competitive exams, the advanced concepts of gravity and energy are paramount. Our Physics 1st Year Chapter 4 Conceptual Questions emphasize tough topics like Absolute Potential Energy and the Escape Velocity Formula/MCQs.

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Sr.#	Question	Answer
1	The dimension of power	A. [ML2 T-3] B. [ML-1T-1] C. [ML2T2] D. [ML-2T-4]
2	If an agent consumes a power of 1 kW in one hour the work done is.	A. One emega watt hour B. One kile watt hour C. One deci watt hour
3	If a body mass 2 kg is raised verticaly through 2 m then the work done will be.	A. 50 J B. -39.2 J C. 35 J D. 40 J
4	A force of 10 N is rquirired to overcome road friction and air resistanc in propelling an automobile at 30 m/sec. power develped by the engine.	A. 600 W B. 400 W C. 300 W D. 500 W
5	A man carries a bucket of water of 1 kg for 10m height then work done is.	A. 15 J B. 10 j C. 98 J D. 2.5 J
6	Two bodies A and B of mass 1 kg and 2 kg respectively have same momentum. Which one has greater KE.	A. Cannot be determined B. A C. B D. Both hae the same K.E.
7	Which one of the folloiwng is/are correct.	A. Work is positive if 0< 90^o B. Work is 0 if θ 90^o C. Work is negative if θ 90^o D. All of these
8	A body rest may have.	A. Speed B. Energy C. Velocity D. Momentum
9	Power can be defined as the scalar product of.	A. force and displacemnt B. Force and velocity C. Force and time D. Force and mass
10	Work done on a body for increasing velocity results in.	A. Change in K.E. B. Change in gravitational P.E. C. Change in electric P.E. D. All
11	Th dimension of powr is.	A. [ML2 T-3] B. [ML-1T-1] C. [ML2T2] D. [ML-2T-4]
12	The kinetic energy acquired by a distance from rest under eh action of a constant fore is directly proportinal to.	A. m1 B. 1m C. m D. Independent of m
13	Gravity performs zero work when body moves	A. Vertically B. Horizontally C. At 60% with vertical D. At 45% with horizontal
14	Escape velocity depends upon.	A. Mass of the body B. Radius of the body C. Radius of the planet D. Radius of the Earth
15	1 kilowatt is equal =	A. 1000 J /s B. 106 watt C. 0.1 x 10³ Watt D. 6.25 x 10 ^{25 Watt}
16	An iron sphere whose mass is 30 kg has the same diameter as an aluminium sphere whose mass is 10.5 kg. The spheres are simultaneously dropped form a cliff. When they are 10 m fromt he gorund, they have identical.	A. Accelerations B. Momentums C. Potential engergies D. Kinetic energies
17	If P = pressure, Deltat V = change in volume, P Delta V represents	A. Work B. Density C. Power D. Temperature

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First Year Physics Chapter 4 Online MCQ Test for 1st Year Physics Chapter 4 (Work and Energy)

MCQ's Test For Chapter 4 "Physics Fsc Part 1 Chapter 4 Online Test"

Physics Fsc Part 1 Chapter 4 Online Test

Two bodies A and B of mass 1 kg and 2 kg respectively have same momentum. Which one has greater KE.

Absolute P.E. of a body of mass"m" at a distance"r" from earth centre is.

The height above the gound of a child on a swing varies form 0.5 m of his lowest point to 1.5 m at his highst point. The maximum speed of the child is approximatley.

An iron sphere whose mass is 30 kg has the same diameter as an aluminium sphere whose mass is 10.5 kg. The spheres are simultaneously dropped form a cliff. When they are 10 m fromt he gorund, they have identical.

Power can be defined as the scalar product of.

Which of the following is non conservative force.

Which one of the folloiwng is/are correct.

Kilowatt hour is unit is.

The dimension of power

1 kilowatt is equal =

Escape velocity depends upon.

If P = pressure, Deltat V = change in volume, P Delta V represents

According to work energy principle in linear motin. the work doen one body is equal to.

If P= Pressure, delta V = change in volume, P delta V represents.

A field in which the work done in moving a body along a closed path is zero known as.

The consumption of eergy by a 60 watt bulb in 2 secinds is

Gravity performs zero work when body moves

Prepare Complete Set Wise Chapter 4 "Physics Fsc Part 1 Chapter 4 Online Test" MCQs Online With Answers

Set 1

Set 2

Set 3