NEET PHYSICS QUIZ 25 MCQS TEST

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NEET Physics – 25 MCQ Test

25 NEET-pattern multiple choice questions

Select one answer for each question and click Submit Test.

Units & Measurements

1. The dimensional formula of impulse is:

(1) [MLT⁻²] (2) [MLT⁻¹] (3) [ML²T⁻²] (4) [ML⁻¹T⁻²]

Correct Answer: (2) [MLT⁻¹]

Kinematics

2. A body starts from rest and moves with uniform acceleration of 2 m/s². Its velocity after 5 s is:

(1) 5 m/s (2) 8 m/s (3) 10 m/s (4) 12 m/s

Correct Answer: (3) 10 m/s

Kinematics

3. The slope of a velocity-time graph represents:

(1) Acceleration (2) Displacement (3) Momentum (4) Force

Correct Answer: (1) Acceleration

Newton's Laws

4. A force of 20 N acts on a body of mass 5 kg. The acceleration produced is:

(1) 2 m/s² (2) 3 m/s² (3) 4.5 m/s² (4) 4 m/s²

Correct Answer: (4) 4 m/s²

Friction

5. The coefficient of friction is:

(1) A vector quantity (2) Dimensionless (3) Measured in newtons (4) Measured in joules

Correct Answer: (2) Dimensionless

Work, Energy & Power

6. A force of 10 N displaces a body by 5 m in the direction of the force. The work done is:

(1) 2 J (2) 15 J (3) 50 J (4) 100 J

Correct Answer: (3) 50 J

Work, Energy & Power

7. The kinetic energy of a body of mass m moving with speed v is:

(1) ½mv² (2) mv² (3) ½mv (4) m/v²

Correct Answer: (1) ½mv²

Circular Motion

8. In uniform circular motion, the centripetal acceleration is directed:

(1) Tangentially outward (2) Along the velocity (3) Away from the centre (4) Towards the centre

Correct Answer: (4) Towards the centre

Gravitation

9. The value of acceleration due to gravity at the centre of the Earth is:

(1) g (2) Zero (3) 2g (4) g/2

Correct Answer: (2) Zero

Gravitation

10. Escape velocity from the surface of Earth is approximately:

(1) 5.6 km/s (2) 9.8 km/s (3) 11.2 km/s (4) 15.6 km/s

Correct Answer: (3) 11.2 km/s

Properties of Matter

11. Pressure is defined as:

(1) Force per unit area (2) Force × area (3) Mass per unit volume (4) Energy per unit area

Correct Answer: (1) Force per unit area

Thermal Physics

12. The SI unit of heat is:

(1) Calorie (2) Watt (3) Kelvin (4) Joule

Correct Answer: (4) Joule

Thermodynamics

13. According to the first law of thermodynamics, heat supplied to a system is equal to:

(1) Work done only (2) Increase in internal energy + work done by the system (3) Internal energy minus work done (4) Zero for every process

Correct Answer: (2) Increase in internal energy + work done by the system

Kinetic Theory

14. The average kinetic energy of gas molecules is directly proportional to:

(1) Pressure only (2) Volume only (3) Absolute temperature (4) Density only

Correct Answer: (3) Absolute temperature

Oscillations

15. In simple harmonic motion, the acceleration is:

(1) Proportional to displacement and opposite in direction (2) Constant (3) Always zero (4) Proportional to velocity

Correct Answer: (1) Proportional to displacement and opposite in direction

Waves

16. The distance between two consecutive points in the same phase of a wave is called:

(1) Amplitude (2) Frequency (3) Time period (4) Wavelength

Correct Answer: (4) Wavelength

Electrostatics

17. According to Coulomb's law, the electrostatic force between two point charges varies inversely as:

(1) Distance (2) Square of distance (3) Cube of distance (4) Square root of distance

Correct Answer: (2) Square of distance

Electrostatics

18. The electric field inside a conductor in electrostatic equilibrium is:

(1) Maximum (2) Infinite (3) Zero (4) Variable but non-zero

Correct Answer: (3) Zero

Current Electricity

19. Ohm's law is represented by:

(1) V = IR (2) V = I/R (3) R = VI (4) I = VR

Correct Answer: (1) V = IR

Current Electricity

20. Two resistors of 2 Ω and 3 Ω are connected in series. Their equivalent resistance is:

(1) 1.2 Ω (2) 2.5 Ω (3) 5/6 Ω (4) 5 Ω

Correct Answer: (4) 5 Ω

Magnetism

21. The SI unit of magnetic field is:

(1) Weber (2) Tesla (3) Henry (4) Gauss

Correct Answer: (2) Tesla

Electromagnetic Induction

22. Lenz's law is a consequence of the law of conservation of:

(1) Charge (2) Momentum (3) Energy (4) Mass

Correct Answer: (3) Energy

Optics

23. The phenomenon responsible for the formation of a rainbow is primarily:

(1) Dispersion of light (2) Photoelectric effect (3) Nuclear fission (4) Total internal reflection only

Correct Answer: (1) Dispersion of light

Modern Physics

24. In the photoelectric effect, the maximum kinetic energy of emitted electrons depends on:

(1) Intensity of light only (2) Area of the metal surface (3) Number of electrons in the metal (4) Frequency of incident light

Correct Answer: (4) Frequency of incident light

Semiconductors

25. A p-type semiconductor is obtained by doping pure silicon with a:

(1) Pentavalent impurity (2) Trivalent impurity (3) Divalent impurity (4) Monovalent impurity

Correct Answer: (2) Trivalent impurity

NEET Physics Practice Test • 25 Questions