Physics Full Syllabus Mock Test – Set 2Class 11 + 12 Physics • JEE / NEET PYQ Level •1. A body is projected vertically upward with speed 20 m/s. Maximum height reached is: (g = 10 m/s²) 10 m 15 m 20 m 40 mCorrect Answer: 20 m2. A projectile has maximum range when angle of projection is: 30° 45° 60° 90°Correct Answer: 45°3. If net external force on a system is zero, then conserved quantity is: Kinetic energy only Potential energy only Mechanical energy only Linear momentumCorrect Answer: Linear momentum4. Moment of inertia of a ring about an axis passing through its centre and perpendicular to its plane is: MR² MR²/2 2MR²/5 3MR²/2Correct Answer: MR²5. Orbital velocity of a satellite close to Earth's surface is approximately: 11.2 km/s 5.6 km/s 7.9 km/s 3 km/sCorrect Answer: 7.9 km/s6. Stress has the same dimensional formula as: Work Pressure Momentum PowerCorrect Answer: Pressure7. Surface tension is measured in: N/m N/m² J/m³ kg/m³Correct Answer: N/m8. RMS speed of gas molecules is proportional to: T 1/T 1/√T √TCorrect Answer: √T9. The time period of a simple pendulum depends on: Mass of bob Amplitude only Length of pendulum Material of bobCorrect Answer: Length of pendulum10. A wave has frequency 500 Hz and wavelength 0.6 m. Speed of wave is: 150 m/s 300 m/s 600 m/s 833 m/sCorrect Answer: 300 m/s11. Electric field due to an infinite plane sheet of charge is: σ/2ε₀ σ/ε₀ σ/4πε₀r² ZeroCorrect Answer: σ/2ε₀12. Capacitance of a parallel plate capacitor increases when: Plate area decreases Distance between plates increases Dielectric is removed Dielectric constant increasesCorrect Answer: Dielectric constant increases13. Kirchhoff's junction rule is based on conservation of: Energy Charge Momentum MassCorrect Answer: Charge14. A galvanometer can be converted into an ammeter by connecting: High resistance in series High resistance in parallel Low resistance in parallel Low resistance in seriesCorrect Answer: Low resistance in parallel15. Force on a current carrying conductor in magnetic field is maximum when angle between current and field is: 90° 0° 30° 180°Correct Answer: 90°16. The magnetic field inside a long solenoid is: Zero Non-uniform Radial UniformCorrect Answer: Uniform17. Lenz's law is based on conservation of: Charge Energy Momentum CurrentCorrect Answer: Energy18. In a purely capacitive AC circuit, current leads voltage by: 0° 45° 90° 180°Correct Answer: 90°19. Electromagnetic waves are: Transverse waves Longitudinal waves Mechanical waves Stationary wavesCorrect Answer: Transverse waves20. For a concave mirror, focal length is: Always positive Zero Infinite Negative by Cartesian sign conventionCorrect Answer: Negative by Cartesian sign convention21. Resolving power of a microscope can be increased by using light of: Longer wavelength Shorter wavelength Lower frequency Zero intensityCorrect Answer: Shorter wavelength22. Work function of a metal is 2 eV. Threshold frequency is approximately: (h = 4.14 × 10⁻¹⁵ eV·s) 2.4 × 10¹⁴ Hz 3.8 × 10¹⁴ Hz 4.8 × 10¹⁴ Hz 8.3 × 10¹⁴ HzCorrect Answer: 4.8 × 10¹⁴ Hz23. de-Broglie wavelength of a particle is inversely proportional to: Momentum Charge Mass only Frequency onlyCorrect Answer: Momentum24. Energy of electron in nth orbit of hydrogen atom is proportional to: n² n 1/n −1/n²Correct Answer: −1/n²25. Half-life of a radioactive substance is 10 days. Fraction left after 30 days is: 1/2 1/8 1/4 1/16Correct Answer: 1/826. In a p-n junction diode under forward bias, depletion layer: Increases Remains same Decreases Becomes infiniteCorrect Answer: Decreases27. Logic gate which gives output 1 only when all inputs are 1 is: AND gate OR gate NOT gate NAND gateCorrect Answer: AND gate28. Dimension of impulse is same as: Force Work Power MomentumCorrect Answer: Momentum29. The SI unit of magnetic flux is: Tesla Weber Henry FaradCorrect Answer: Weber30. Relation between electric field and potential along x-axis is: E = Vd E = d/V E = −dV/dx E = V²dCorrect Answer: E = −dV/dx Submit TestRetake Test