Question Collection

HSEB Model Question for ...

Kinematics-Old is Gold

Work and Energy

Circular Motion

Rotational Dynamics

Periodic Motion (Simple Harmonic Motion)

Surface Tension

Surface Tension-Old is Gold

Viscosity-Old is Gold

Heat and Temperature

Heat and Temperature- Old ...

Quantity of Heat

Quantity of Heat- Old ...

Thermal Properties of Matter

Thermal Properties of Matter- ...

Hygrometry- Old is Gold

Transfer of Heat

Transfer of heat- Old ...

First Law of Thermodynamics

First law of thermodynamics- ...

Second Law of Thermodynamics

Second Law of Thermodynamics- ...

Photometry- Old is Gold

Reflection at curved mirrors

Reflection at curved mirrors- ...

Refraction at plane surfaces

Refraction at plane surfaces- ...

Refraction through prisms

Refraction through prisms- Old ...

Lenses – Old is ...

Dispersion- Old is Gold

Optical Instruments

Optical instruments- Old is ...

Electrostatics- Old is Gold

Capacitance and Dielectrics

Capacitance and dielectrics- Old ...

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Equilibrium-Old is Gold

1. Is it possible for a solid body to have nomatter at it centre of gravity?

2. What is the difference between centre of gravityand centre of mass of a system?

3. Why is a cow more stable than a man?

4. State principle of moment and give an example.

5. What is meant by the moment of a couple?

6. Can a body be in equilibrium if it is in motion?Explain.

7. Why is a horse more stable than a man?

8. A man carrying a bucket of water on his handalways leans to the opposite side. Explain.

9. Why a wrench of longer arm is preferred incomparison to a wrench of short arm?

10. Explain why a man carrying a load on his backleans forward?

11. During pregnancy, women often develop back painsfrom leaning backward while walking. Why do they have to walk this way?

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