This guess paper of physics for class 10 is English Medium. The guess paper for 10th class physics for 2021 all Punjab boards is a really important one. You can see that I have given here the important topics for both short questions and long questions and numerical here.

Physics Guess paper class 10 2021

Below are the important questions

important short questions topics

Chapter 10

• Simple Harmonic Motion and examples
• conditions for SHM
• Damped Oscillations
• Types of waves and their definitions
• longitudinal and transverse wave
• compression and rarefaction
• crest and trough/ripple tank
• stationary waves
• Exercise questions 1-5 and conceptual questions 1-3
Chapter 11
• define sound, pitch, loudness, intensity, and frequency of sound
• define echo
• The mathematical form of speed of sound in different media
• factors of loudness\
• uses of ultrasound in medicine
• SONAR
• effects of noise pollution on health
• Exercise questions 3, 4, 5, 8, 11, 12, 14-18 and conceptual questions 1, 2, 4, 5
Chapter 12
• reflection and its types
• critical angle
• power of lens and its unit
• resolving power and magnifying power
• magnification and resolution
• concave and convex lense
• telescope and its types
• uses of lense
• total internal reflection
• define all laws of reflection
• near point and far point
• Exercise Questions 5, 6, 7 11-14 and conceptual questions 1, 4, 5, 7, 8
Chapter 13
• charge and its properties
• electric field and its intensity
• define capacitor and capacitance
• series and parallel combination of capacitors
• uses of capacitors
• dielectric
• Columb's law
• Exercise Questions 11-19 and conceptual questions 1, 3, 6, 7
Chapter 14
• Definition of Ohm's law
• Joul and KWH
• Conventional current
• Alternating and direct current
• circuit breaker
• definition of electric Power
• All exercise questions
• Conceptual questions 1, 2, 4, 7, 11
Chapter 15
• Right hand rule
• DC motor
• mutual induction and self induction
• define the transformer and step-up and step-down transformer
• Exercise questions 5-12 and conceptual questions 2, 3, 4, 6, 7

Chapter 16

• electronics
• thermionic emission
• analog electronics
• All gates (AND, OR, NAND, NOR)
• uses of gates
• Exercise Questions 2, 3, 5, 6, 7

Chapter 17

• All Exercise Questions and conceptual questions

Chapter 18

• Exercise questions 2-12 and conceptual questions 3-8

Important Long Questions

• Uses of ultrasound
• Coulumb's law
• Ohm's Law
• Simple harmonic motion
• construction and working of transformer
• Working of DC Motor
• Working of galvanometer
• Longitudinal and transverse waves
• Characteristics of sound
• Compound microscope
• image formation through convex lense
• parallel and series combination of capacitors
• factor affecting the resistence
• Mutual induction
• Logic gates with truth table
• fiber optics cable

Important Numericals

• 10.1, 10.2, 10.4, 10.5, 10.6, 10.9, 10.10
• 11.2, 11.4, 11.6, 11.9
• 12.1, 12.3, 12.4, 12.5, 12.8, 12.9, 12.10, 12.12
• 13.1, 13.2, 13.5, 13.6, 13.7, 13.8, 13.10
• 14.1, 14.3, 14.4, 14.7
• 15.1, 15.2, 15.3, 15.5
• 18.2, 18.3, 18.4, 18.5