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Federal (FBISE) · FBISE SSC-II science paper · Free

10th Class Physics Board Pattern Paper 2026

65 marks · 3 hours (Section A: 15 minutes) · 29 questions. Covers: 12 chapters (10. Heat capacity and modes of heat transfer to 21. Nuclear Physics).

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10th Class Physics Board Pattern Paper 2026

10th Class · Physics · Federal (FBISE)

Name: ____________Roll No: ________Class/Section: ________Date: ________Total marks: 65Time: 3 hours (Section A: 15 minutes)

Q1. Multiple choice questions (Attempt all · 12 × 1 = 12)

  1. The usual range of ammeters for home appliances is:
    1. 1 A to 10 A
    2. 1 A to 100 A
    3. 100 A to 500 A
    4. Less than 1 A
  2. Electricity ensures our devices remain functional by:
    1. Cooking food
    2. Recharging batteries
    3. Cooling the environment
    4. Producing light
  3. The center point through which the principal axis passes in a lens is called:
    1. Focal point
    2. Optical center
    3. Curvature center
    4. Normal
  4. Infrasonic waves have frequency.
    1. greater than 20 Hz
    2. less than 20 Hz
    3. of 20 Hz
    4. of 20 kHz
  5. Wave equation is given by:
    1. v = f × λ
    2. v = λ / T
    3. v = f / λ
    4. v = T × λ
  6. When ice melts, the energy supplied:
    1. Raises the temperature of ice
    2. Breaks intermolecular forces without raising temperature
    3. Increases density only
    4. None of these
  7. If the same amount of heat energy is supplied to equal masses of water and copper, why does the temperature of copper increase faster?
    1. Copper has a lower specific heat capacity
    2. Water is a poor conductor of heat
    3. Convection in water dissipates heat energy quickly
    4. Radiation from water is stronger
  8. The natural emission of radiations from unstable nuclei is called:
    1. Fusion
    2. Fission
    3. Radioactivity
    4. Ionization
  9. The induced current generated according to Lenz’s law always:
    1. Supports the motion of the magnet
    2. Opposes the motion of the magnet
    3. Stops the magnet
    4. Moves randomly
  10. The phenomenon of blue sky and red sky is explained by:
    1. Dispersion of light
    2. Polarization of light
    3. Scattering of light
    4. Reflection of light
  11. To avoid thermal noise, qubits are cooled to within a few thousandths of a degree of:
    1. 0°C
    2. 100°C
    3. Absolute zero
    4. Boiling point of water
  12. The process used in photocopiers is called:
    1. Polarization
    2. Xerography
    3. Magnetography
    4. Ionization

Q2. Short questions (Attempt any 11 of 14 · 11 × 3 = 33)

  1. How do relays improve electrical systems? Give examples.
  2. On what factor does the loudness of a loudspeaker depend?
  3. Which nerve carries electrical signals to the brain?
  4. Give two applications of infrared radiation in household devices.
  5. Define electromotive force (emf).
  6. Why are metals good conductors?
  7. If we dip a lens in water, what happens to its focal length? Elaborate.
  8. How does a smoke alarm detect fire particles?
  9. Why does temperature remain constant during melting?
  10. Define greenhouse effect.
  11. What happens to particles of a medium when a wave passes?
  12. What does an RCD (Residual-Current Device) do?
  13. Give two uses of LEDs.
  14. What is meant by couple in the context of a current carrying coil?

Q3. Long questions (Attempt any 2 of 3 · 2 × 10 = 20)

  1. Humans can hear frequencies from approximately 20 Hz to 20,000 Hz. Analyze how sounds outside this range (infrasound and ultrasound) are utilized in nature and technology. What are the implications of these frequencies for human hearing?
  2. A steel railroad track segment is 10 meters long at a cool morning temperature of 15 ⁰C. The coefficient of linear expansion for steel is 1.2 × 10⁻⁵ per ⁰C. Later in the day, the temperature rises to 30 ⁰C. How much will the steel track segment expand in length?
  3. At some temperature T₀​, the resistivity of a metallic conductor is 1.7×10−⁸Ωm.If the temperature is increased by 50 K, find the new resistivity by taking temperature coefficient of resistivity as 0.004.