10th Class Physics Book: PTB Download

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Questions and Answers

What is the purpose of students bringing their own books to physics classes?

  • To avoid studying from the physics book
  • To make notes and benefit from illustrations (correct)
  • To share books with other students
  • To reduce the weight of their school bags

Why do students need to have the physics book for class 10 while studying in school?

  • Teachers use them to teach important derivations and topics (correct)
  • To increase the demand for books
  • To discourage students from studying physics
  • To create a shortage of books

What has ilmkidunya done to solve the problem of limited supply of books?

  • Uploaded all Matric and Intermediate books by Punjab curriculum and textbook Board (correct)
  • Stopped providing PDF downloads of books
  • Restricted access to physics books
  • Increased the price of books

What are some topics mentioned in the physics 10th class book that need to be studied by all students?

<p>Electromagnetic induction and Refraction (B)</p> Signup and view all the answers

Why are students unable to get their books according to the text?

<p>Due to limited supply of books and high demand (D)</p> Signup and view all the answers

What type of wave involves a pair of superimposed periodic waves traveling in opposite directions?

<p>Standing wave (C)</p> Signup and view all the answers

What type of wave involves stress and strain fields oscillating about a mechanical equilibrium?

<p>Mechanical wave (C)</p> Signup and view all the answers

Which equation describes a standing wave field of two opposite waves?

<p>$y(x, t) = A\text{sin}(kx - \text{wt}) + A\text{sin}(kx + \text{wt})$ (A)</p> Signup and view all the answers

Which type of wave involves coupling between the electric and magnetic fields according to Maxwell's equations?

<p>Electromagnetic wave (A)</p> Signup and view all the answers

What type of wave involves the entire waveform moving in one direction?

<p>Traveling wave (B)</p> Signup and view all the answers

What type of wave involves variations of the local pressure and particle motion that propagate through the medium?

<p>Electromagnetic wave (B)</p> Signup and view all the answers

In a standing wave, where does the amplitude of vibration have nulls?

<p>At positions where the wave amplitude appears smaller or even zero (B)</p> Signup and view all the answers

What type of wave involves stress and strain fields oscillating about a mechanical equilibrium?

<p>Mechanical wave (B)</p> Signup and view all the answers

Which equation describes a standing wave field of two opposite waves?

<p>$ ext{Wave equation}$ (C)</p> Signup and view all the answers

What type of wave involves the entire waveform moving in one direction?

<p>Traveling wave (A)</p> Signup and view all the answers

Flashcards

Purpose of bringing books to physics class?

To actively engage with the material by taking notes and utilizing illustrations.

Why have physics books in class 10?

Teachers use the book to teach important derivations and topics for the class 10 physics syllabus.

Ilmkidunya's solution to book shortages?

Uploaded Matric and Intermediate books by Punjab curriculum and textbook Board to increase access.

Important 10th grade physics topics?

Electromagnetic induction and refraction are important topics.

Signup and view all the flashcards

Why are students unable to get books?

Due to limited supply of books and high demand.

Signup and view all the flashcards

Standing wave

A wave formed by the superposition of two periodic waves traveling in opposite directions.

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Mechanical wave

A wave that involves stress and strain fields oscillating about a mechanical equilibrium.

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Acoustic wave

Variations of local pressure and particle motion propagating through a medium.

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Traveling wave

Entire waveform moves in one direction.

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Nulls in a standing wave

Positions where the amplitude of vibration is minimal or zero in a standing wave.

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