Physics Quiz - Competitive Exams NEET

Free practice quiz: Physics (Competitive Exams NEET). 72 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. The dimensional formula for the coefficient of viscosity is:

   1. ML²T⁻¹
   2. ML⁻¹T⁻²
   3. MLT⁻¹
   4. ML⁻¹T⁻¹
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   Answer: D. ML⁻¹T⁻¹

2. A charge q moves with velocity v parallel to a uniform magnetic field B. The magnetic force on the charge is:

   1. Zero
   2. qv/B
   3. qvB sin 90°
   4. qvB
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   Answer: A. Zero

3. A charged particle enters a uniform magnetic field perpendicular to it. The path followed by the particle is:

   1. Helical
   2. Circular
   3. Parabolic
   4. Straight line
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   Answer: B. Circular

4. The restoring force in simple harmonic motion is directly proportional to:

   1. Acceleration
   2. Time period
   3. Velocity
   4. Displacement from mean position
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   Answer: D. Displacement from mean position

5. The mean free path of gas molecules is inversely proportional to:

   1. Absolute temperature squared
   2. Pressure
   3. Volume
   4. Temperature
   Show answer

   Answer: B. Pressure

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