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Saturday, February 2, 2019 Notes

PTB 9th Class Math Chapter 1 “Matrices and Determinants” Solved Exercise Questions

View and Download the solved questions, solved numerical problems or 9th Class Mathematics notes of Chapter 1 “Matrices and Determinants” of Punjab Textbook Board. These 9th class Mathematic notes of 1st Chapter are according to the new syllabus (2019) of Punjab Boards including Lahore Board, Gujranwala Board, Sahiwal Board, Rawalpindi Board, Faisalabad Board, Multan Board, Bahawalpur Board, Federal Board, DG Khan Board and Sargodha Board. Students of 9th Class of all these board can facilitate from the Mathematic notes given below. You can also download 9th Class Mathematics Chapter 1 Solved Questions.

So Start of first Chapter of 9th Class Mathematics. These are clearly written notes about chapter one problems. So first chapter is all about Matrix.

In this chapter Students will learn about Matrix as a tool of solving linear equations with two or three unknowns, Order of matrix, Addition and Subtraction of matrix, Equality of Matrix and types of matrix like Identity matrix, Row matrix, Column matrix, Scalar matrix, Square matrix, Identity matrix, Diagonal matrix Symmetric and Skew Symmetric matrix.

You will learn further advanced concepts like Multiplication of matrices, Inverse of matrices, Solution of Simultaneous Linear equations and clearly explained concepts for 9th Class Mathematics level.

Matrix is rectangular array of numbers arranged in the forms of rows and columns.

Click Exercise number to view

EXCERCISE 1.1	EXCERCISE 1.2	EXCERCISE 1.3A	EXCERCISE 1.3B	EXCERCISE 1.4
EXCERCISE 1.5A	EXCERCISE 1.5B	EXCERCISE 1.6A	EXCERCISE 1.6B

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Friday, February 13, 2015 Notes

PTB 9th Class Physics Chapter 8 Solved Questions and Numerical Problems

View and Download the solved questions, solved numerical problems or 9th Class Physics notes of Chapter 8 “Thermal Properties of Matter” of Punjab Textbook Board. These 9th class physics notes of 8th Chapter are according to the new syllabus (2013) of Punjab Boards including Lahore Board, Gujranwala Board, Sahiwal Board, Rawalpindi Board, Faisalabad Board, Multan Board, Bahawalpur Board, Federal Board, DG Khan Board and Sargodha Board. Students of 9th Class of all these board can facilitate from the physics notes given below. You can also download 9th Class Physics Chapter 8 Solved Questions and Numericals Problems.

Unit 8: Thermal Properties of Matter

By studying this chapter students will be able to: Define temperature (as quantity which determines the direction of flow of thermal energy). Define heat (as the energy transferred resulting from the temperature difference between two objects). List basic thermometric properties for a material to construct a thermometer. Convert the temperature from one scale to another (Fahrenheit, Celsius and Kelvin scales). Describe rise in temperature of a body in terms of an increase in its internal energy. Define the terms heat capacity and specific heat capacity. Describe heat of fusion and heat of vaporization (as energy transfer without a change of temperature for change of state). Describe experiments to determine heat of fusion and heat of vaporization of ice and water respectively by sketching temperature-time graph on heating ice. Explain the process of evaporation and the difference between boiling and evaporation. Explain that evaporation causes cooling. List the factors which influence surface evaporation. Describe qualitatively the thermal expansion of solids (linear and volumetric expansion). Explain thermal expansion of liquids (real and apparent expansion). Solve numerical problems based on the mathematical relations learnt in this unit.

9th Class Physics Chapter 8 (Thermal Properties of Matter) Short Question Answers

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9th Class Physics Chapter 8 (Thermal Properties of Matter) Solved Numericals

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Friday, February 13, 2015 Notes

PTB 9th Class Physics Chapter 7 Solved Questions and Numerical Problems

View and Download the solved questions, solved numerical problems or 9th Class Physics notes of Chapter 7 “Properties of Matter” of Punjab Textbook Board. These 9th class physics notes of 7th Chapter are according to the new syllabus (2013) of Punjab Boards including Lahore Board, Gujranwala Board, Sahiwal Board, Rawalpindi Board, Faisalabad Board, Multan Board, Bahawalpur Board, Federal Board, DG Khan Board and Sargodha Board. Students of 9th Class of all these board can facilitate from the physics notes given below. You can also download 9th Class Physics Chapter 7 Solved Questions and Numerical Problems.

Unit 7: Properties of Matter

By studying this chapter students will be able to: State kinetic molecular model of matter (solid, liquid and gas forms). Describe briefly the fourth state of matter i.e. Plasma. Define the term density. Compare the densities of a few solids, liquids and gases. Define the term pressure (as a force acting normally on unit area). Explain how pressure varies with force and area in the context of everyday examples. Explain that the atmosphere exerts a pressure. Describe how the height of a liquid column may be used to measure the atmospheric pressure. Describe that atmospheric pressure decreases with the increase in height above the Earth’s surface. Explain that changes in atmospheric pressure in a region may indicate a change in the weather. state Pascal’s law. Apply and demonstrate the use with examples of Pascal’s law. State relation for pressure beneath a liquid surface to depth and to density i.e.,(P=pgh) and solve problems using this equation. State Archimedes principle. Determine the density of an object using Archimedes principle. State the upthrust exerted by a liquid on a body. State principle of floatation. Explain that a force may produce a change in size and shape of a body. Define the terms stress, strain and Young’s modulus. State Hooke’s law and explain elastic limit.

9th Class Physics Chapter 7 (Properties of Matter) Short Question Answers

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9th Class Physics Chapter 7 (Properties of Matter) Solved Numericals

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Friday, February 13, 2015 Notes

PTB 9th Class Physics Chapter 6 Solved Questions and Numerical Problems

View and Download the solved questions, solved numerical problems or 9th Class Physics notes of Chapter 6 “Work and Energy” of Punjab Textbook Board. These 9th class physics notes of 6th Chapter are according to the new syllabus (2013) of Punjab Boards including Lahore Board, Gujranwala Board, Sahiwal Board, Rawalpindi Board, Faisalabad Board, Multan Board, Bahawalpur Board, Federal Board, DG Khan Board and Sargodha Board. Students of 9th Class of all these board can facilitate from the physics notes given below. You can also download 9th Class Physics Chapter 6 Solved Questions and Numericals Problems.

Unit 6: Work and Energy

By studying this chapter students will be able to: define work and its SI unit. Calculate work done using equation Work = force x distance moved in the direction of force. Define energy, kinetic energy and potential energy. State unit of energy. Prove that kinetic energy and potential energy. Solve problems using these equations. List the different forms of energy with examples. Describe the processes by which energy is converted from one form to another with reference to
• fossil fuel energy
• hydroelectric generation
• solar energy
• nuclear energy
• geothermal energy
• wind energy
• biomass energy
State mass energy equation and solve problems using it. Describe the process of electricity generation by drawing a block diagram of the process from fossil fuel input to electricity output. List the environmental issues associated with power generation. Explain by drawing energy flow diagrams through steady state systems such as filament lamp, a power station, a vehicle travelling at’ a constant speed on a level road. Differentiate energy sources as non renewable and renewable energy sources with examples of each. Define efficiency of a working system and calculate the efficiency of an energy conversion using the formula:
efficiency = energy output converted into the required form / total energy input
explain why a system cannot have an efficiency of 100%. Define power and calculate power from the formula: Power = work done / time taken
Define the unit of power “watt” in SI and its conversion with horse power. Solve problems using mathematical relations learnt in this unit.

9th Class Physics Chapter 6 (Work and Energy) Short Question Answers

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9th Class Physics Chapter 6 (Work and Energy)Solved Numericals

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Monday, June 23, 2014 BISE Bahawalpur

BISE Bahawalpur Board Matric Result 2014, 10th Class/SSC Part 2 Result 2014

Check Matric Result 2014 Bahawalpur Board or Bahawalpur Board 10th Class Result 2014 of Science, General, Arts and Commerce groups. BISE Bahawalpur SSC part 2 result 2014 of all the groups announces online. Students can check their Matric result 2014 of Bahawalpur Board by entering their roll number or name after the announcement of annual result. Every year the result of Matric Class usually announced in July or August by Board of Intermediate and Secondary Education Bahawalpur, before the result of 9th Class. The 10th class result announcement date of Bahawalpur Board for this year has confirmed officially, the expected date of result announcement is July, 25 2014. The exact date updated.

BISE Bahawalpur Board Matric Result 2014 is available, check below

Matric Result 2014 or 10th Class Result 2014 of Bahawalpur Board is very important for the students of Board of Intermediate and Secondary Education Bahawalpur, as the marks of their matric and 9th class will be considered as the merit position for seeking admission in colleges. The competition between the hardworking and intelligent student is severe and it is not so easy to secure admission in a reputed college. Students are anxiously waiting for their Bahawalpur Board Matric result 2014. Sometimes the result does not appear as expected, so let us see what will happen this year.

Board of Intermediate and Secondary Education Bahawalpur came into existence when government of Punjab separated the Bahawalpur division from Multan and BISE Bahawalpur becomes an independent educational Board to take care of the SSC and HSSC educational level activities in the division of Bahawalpur. The mission statement of BISE Bahawalpur is to provide the education and examination services to the students residing in its jurisdiction. The main responsibilities of Bahawalpur board are to organize the SSC and HSSC examination and compute the outcomes of these examinations; and to control the educational institutes affiliated with BISE Bahawalpur. The staff of the board is striving hard to take the measures to continuously improve the standards of SSC and HSSC education.

Students can also check the Bahawalpur Board 9th Class Result 2014 by clicking the link given below

Click Bahawalpur Board 9th Class Result 2014 to check result

Students can also check the Matric Result 2014 of other boards as well. To check the result of the other boards follow the link given below.

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On the day of announcement of Bahawalpur Board Matric result 2014 or Bahawalpur Board 10th Class Result 2014 by BISE Bahawalpur, we will update this page and provide the result, so stay with us and keep visiting us. We will keep you informed about the Matric Result 2014 of BISE Bahawalpur including the group wise top positions secured by brilliant students in Bahawalpur Board.

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Best of Luck for your result from the team of BooknStuff!

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Wednesday, July 3, 2013 BISE Bahawalpur

BISE Bahawalpur Board Matric (10th Class) Result 2013

Check BISE Bahawalpur board matric result 2013 or BISE Bahawalpur board 10th Class result 2013 of all groups including Science, General, Arts and Commerce. Bahawalpur board SSC part 2 result 2013 will be announced online by the officials of Board of Intermediate and Secondary Education Bahawalpur. SSC stands for Secondary School Certificate. The matric result 2013 of Bahawalpur Board is expected to be announced in the month of July and most probably on 6th July 2013.

Bahawalpur Board Matric Result 2013 announced, check below.

Students of Bahawalpur board are anxiously waiting for their matric class result 2013. The result of the annual matriculation exams 2013 is very important because after the result most of the students will apply for admissions in colleges and for that purpose, students needs good marks to enter into a reputable college. Thus a good college obviously leads to the good university but exception are always there. Students should know that their Matriculation result will also be considered when they will be applying for undergraduate university admissions. Moreover these matric marks are also sometime consider for scholarship merit etc.

The online result of matric class of Bahawalpur board will be available against roll numbers, so students should remember their roll number in order to check their online result. Students will have to keep patience and stay calm and should pray for their good marks. We the team of BooknStuff wish you success in your result and hope that may all the students succeed with flying colours.

On the day of announcement of Bahawalpur Board Matric result 2013 by the officials, we will update the same page and provide result to the students. So stay with us and keep visiting us we will keep you inform about the Bahawalpur Board 10th Class result 2013.

To check the matric result 2013 of other boards click the link given below.

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If students have any queries regarding Bahawalpur Board Matric result 2013, they can ask us by commenting below in the comment section. We will utterly try to answer them and solve their issues.

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Monday, March 18, 2013 Notes

PTB 9th Class Physics Chapter 9 Solved Questions and Numericals Problems

View and Download the solved questions, solved numerical problems or 9th Class Physics notes of Chapter 9 “Transfer of Heat” of Punjab Textbook Board. These 9th class physics notes of 9th Chapter are according to the new syllabus (2013) of Punjab Boards including Lahore Board, Gujranwala Board, Sahiwal Board, Rawalpindi Board, Faisalabad Board, Multan Board, Bahawalpur Board, Federal Board, DG Khan Board and Sargodha Board. Students of 9th Class of all these board can facilitate from the physics notes given below. You can also download 9th Class Physics Chapter 9 Solved Questions and Numericals Problems.

Unit 9: Transfer of Heat

By studying this chapter students will be able to: Recall that thermal energy is transferred from a region of higher temperature to a region of lower temperature. Describe in terms of molecules and electrons how heat transfer occurs in solids. State the factors affecting the transfer of heat through solid conductors and hence, define the term Thermal Conductivity. Solve problems based on thermal conductivity of solid conductors. Write examples of good and bad conductors of heat and describe their uses. Explain the convection currents in fluids due to difference in density. State some examples of heat transfer by convection in everyday life. Explain insulation reduces energy transfer by conduction. Describe the process of radiation from all objects. Explain that energy transfer of a body by radiation does not require a material medium and rate of energy transfer is affected by:

Colour and texture of the surface
Surface temperature
Surface area

9th Class Physics Chapter 9 Short Question Answers

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9th Class Physics Chapter 9 Solved Numericals

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Sunday, March 17, 2013 Notes

PTB 9th Class Physics Chapter 5 Solved Questions and Numericals Problems

View and Download the solved questions, solved numerical problems or 9th Class Physics notes of Chapter 5 “Gravitation” of Punjab Textbook Board. These 9th class physics notes of 5th Chapter are according to the new syllabus (2013) of Punjab Boards including Lahore Board, Gujranwala Board, Sahiwal Board, Rawalpindi Board, Faisalabad Board, Multan Board, Bahawalpur Board, Federal Board, DG Khan Board and Sargodha Board. Students of 9th Class of all these board can facilitate from the physics notes given below. You can also download 9th Class Physics Chapter 5 Solved Questions and Numericals Problems.

Unit 5: Gravitation

By studying this chapter students will be able to: State Newton’s law of gravitation. Explain that the gravitational forces are consistent with Newton’s third law. Explain gravitational field as an example of field of force. Define weight (as the force on an object due to a gravitational field). Calculate the mass of Earth by using law of gravitation. Solve problems using Newton’s law of gravitation. Explain that value of g decreases with altitude from the surface of Earth. Discuss the importance of Newton’s law of gravitation in understanding the motion of satellites.

9th Class Physics Chapter 5 Short Question Answers

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9th Class Physics Chapter 5 Solved Numericals

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