Warning! The questions below are frequenty asked questions in NEB examination. Please follow the syllabus thoroughly. Every chapter and topic of your textbook is important. This questions are only for practice. Mechanics Define moment of inertia. Derive an expression for the moment of inertia of thin uniform rod about an axis through its center and perpendicular to its length. Derive a relation between the torque and angular acceleration in case of a rigid body. State the conservation of angular momentum. Derive the relation between torque and angular momentum. Write the physical significance of moment of inertia. Show that K.E. = \(\frac{1}{2} I \omega^2\) where the symbols have their usual meanings. Define simple harmonic motion. Show that the bob of a simple pendulum may move with simple harmonic motion and find its time period. Find an expression for the energy of particle in SHM...
Model Question Solution — Physics Model Question Solution Physics · NEB Examination Preparation Contents Group A — MCQs Group B — Short Answer Momentum Hooke's Law Latent Heat Kinetic Theory Heat Conduction Convex Lens / Mirror Electric Field Capacitor Heater / Resistance Group C — Long Answer Box & Motor Circular Motion / Juno Orbit Rutherford's Experiment Question ❮ ❯ Page 1 of 7 View Full Image Page 2 of 7 View Full Image Page 3 of 7 View Full Image Page 4 of 7 View Full Image Page 5 of 7 View Full Image Page 6 of 7 View Full Image Page 7 ...
Electromagnetic Induction Problems — Physics Electromagnetic Induction Problems Physics · EMI, Inductance & Transformers Problems 1. Induced EMF from Flux Equation 2. Moving Conductor in Magnetic Field 3. Charge through Rotating Coil 4. Aircraft Wing EMF (Vertical B) 5. Self Inductance of Solenoid 6. Energy Stored in Circular Coil 7. Dynamo Conductor EMF 8. Aircraft Wing EMF (Dip Angle) 9. Rotating Rectangular Coil — Max EMF 10. Small Loop inside Solenoid 11. Mutual Inductance of Two Coils 12. Transformer — Output Voltage & Primary Current 13. Rotating Wheel — Rate of Rotation 14. Step-Down Transformer 1 The magnetic flux passing perpendicular to the plane of coil is given by φ = 4t 2 +5t+2 where φ is in weber and t is in second. Calculate the magnitude of instantaneous emf i...
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