Physics Class 11 Chapter 4 Important Questions

Learn Physics Class 11 Chapter 4 Important Questions. These important physics Class 11 mcqs, short and long questions are collected by going through different past papers of all Punjab Board Pakistan.

Why are these questions important?

These Questions are taken from past papers of Physics Class 11. These questions are top repeated of in previous papers of Physics Class 11 of all Punjab boards as;

      Bahawalpur Board

      D.G.Khan Board

      Faisalabad Board

      Gujranwala Board

      Lahore Board

      Multan Board

      Rawalpindi Board

Content is created and designed with intense care and diligence. Here is only the most important MCQ, short questions and long questions of Physics Class 11 chapter 4 Work and Energy.

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You can easily download in pdf format or view Physics Class 11 chapter mcqs, short questions and long questions  online. You can easily print these files in simple way. Here you find Physics Class 11 Chapter 4 Work and Energy important mcqs, short and long questions. By Preparing these important questions, you will achieve splendid marks in Physics Class 11. This content is very helpful for weak students and also helpful for those students that are better at Physics Class 11 exam preparation. These Questions are based on the current Physics Class 11 syllabus according to Punjab Textbook Board.

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Generally, students get less time for preparation. If we talk about Physics Class 11, we need a lot of intensive time to prepare for it. 1st Year students of face big difficulty while preparation of Physics 11 MCQs, Short & Long questions. Good News! "ZainsHub" offers you, the easiest and smartest way to prepare Physics Class 11 by which students can save their time and will able to prepare Class 11 Physics very fast. Here your are provided Physics Class 11 chapter 4 Work and Energy MCQs, important short and long questions. For other chapters click the link below the Post. These Questions are based on the current Physics Class 11 syllabus according to Punjab Textbook Board.

About This Chapter

Physics Class 11 Chapter 4 Work and Energy enables the students to learn Work Done by a Constant Force. Students learn Work Done by a Variable Force. Students learn Work Done by Gravitational Field. Students learn about power and energy. Students learn about Pollution, Health and diseases. Your also learn Interconversion of Potential Energy and Kinetic Energy and Conservation of Energy. At the last, students learn Non Conventional Energy Sources.  This Post "Physics Class 11 Chapter 4 Important Questions" covers all important mcqs, short and long questions related to important  topics of this chapter.

👉Imp MCQs - Physics Class 11 CH # 4

1. Work has dimensions like:

(A) Velocity

(B) Torque

(C) Momentum

(D) None of these

(B) Torque

2. The work is zero is the angle b/w force and displacement is :

(A) 0° 

(B) 120° 

(C) 90° 

(D) 110° 

(C) 90°

3. Work is negative when the angle b/w the force and displacement is   

(A) 0° 

(B) 180° 

(C) 90° 

(D) 45° 

(B) 180°

4. 6 joule of work is done in 3 seconds then the power is 

    

(A) 4 watt

(B) 6 watt

(C) 8 watt

(D) 2 watt

(D) 2 watt

5.  1 KWh is the unit of 

(A) Energy

(B) Power

(C) Torque

(D) Momentum

(A) Energy

6. Which quantity increases to double to get double to kinetic energy?

(A) Speed

(B) Mass

(C) Velocity

(D) Both B & C

(B) Mass

7. The unit of solar intensity is :

(A) watt

(B) watt m^-2  

(C) watt m²

(D) none of these

(B) watt m^-2  

8. The value of escape velocity for earth is  

(A) 11.2  × 10³ m/s 

(B) 21.2  × 10³ m/s 

(C) 11.6  × 10³ m/s 

(D) None of these

(A) 11.2  × 10³ m/s 

9. Original source of energy for bio mass is  

(A) Moon

(B) Sun

(C) Earth

(D) Star

(B) Sun

10. Dimensions of K.E  are ?

(A) [ML]

(B) [ML²]

(C) [ML^-3]

(D) [ML²T^-2]

(D) [ML2T-2]

You should see the following posts:

Physics chapter 1 Mcqs and Shorts

Physics chapter 2 Mcqs and Shorts

Physics chapter 3 Mcqs and Shorts

Physics chapter 4 Mcqs and Shorts

Physics chapter 5 Mcqs and Shorts

Physics chapter 6 Mcqs and Shorts

Physics chapter 7 Mcqs and Shorts

Physics chapter 8 Mcqs and Shorts

Physics chapter 9 Mcqs and Shorts

Physics chapter 10 Mcqs and Shorts

Physics chapter 11 Mcqs and Shorts

👉Next, there is  PDF containing Physics class 11 chapter 4 important Short and Long Questions covers all important topics of this chapter.