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Physics ICS Part 1 Chapter 5 Online Test
| Sr. # | Questions | Answers Choice |
|---|---|---|
| 1 | The deformation of body is the change in its. |
<p>Shape</p> <p>Length</p> <p>Area</p> <p>All of these</p> |
| 2 | The ability of a body to return to its origginal shape is called |
<p>Plasticity </p> <p>Elasticity</p> <p>Strain</p> <p>Stress</p> |
| 3 | The ratio of stress to volumetic strain is called |
<p>Shear Modulus</p> <p>Bulk Modulus</p> <p>Yong's Modulus</p> <p>Modulus of elasticity</p> |
| 4 | The S.I Unit of Modulus of elasticity is. |
<p>Coulomb</p> <p>Pascal</p> <p>Ampere</p> <p>None of these</p> |
| 5 | When stress changes the shape then it is called. |
<p>Shear stress</p> <p>Tensile stress</p> <p>Compressive stress</p> <p>Volumetic stress</p> |
| 6 | A solid is which there is no regular arrangeemnt of molecules is called. |
<p>Crystalline</p> <p>Amorphous</p> <p>Copper</p> <p>None of these</p> |
| 7 | Which of the following is polymeric solid. |
<p>Plastic</p> <p>Nylon</p> <p>Polythene</p> <p>All of these</p> |
| 8 | Which of the following is a crystalline solid |
<p>NaCl</p> <p>Copper</p> <p>zirconia</p> <p>All of these</p> |
| 9 | A solid in which atoms are in a regular order is called. |
<p>Crsytallne solid</p> <p>Amorphous solid</p> <p>Polymeric solid</p> <p>Glassy solid</p> |
| 10 | If the radius of droplete becomes half, then ints terminal vlocity will be. |
<p>Half</p> <p>Double</p> <p>One fourth</p> <p>Four time</p> |
| 11 | Fog droplet fall dobewn with terminal velocity its acceleration will |
<p>Less than g</p> <p>Greateer than g</p> <p>Equal to g</p> <p>Equal to zero</p> |
| 12 | When weight and drag force become equal then velocity of the body is. |
<p>Minimum velocity</p> <p>Termainal velocity</p> <p>Variable velocity</p> <p>All of above</p> |
| 13 | A chimaney works best whe it is. |
<p>Tall</p> <p>Wide</p> <p>Short</p> <p>Narrow</p> |
| 14 | The pressure of liquid is high where its peed is. |
<p>low</p> <p>High</p> <p>Constant</p> <p>Infinite</p> |
| 15 | A person standing near a fast movng train can fall |
<p>Remains stationary</p> <p>No Effect</p> <p>Away from train</p> <p>Towards train</p> |
| 16 | The fundamental dquation is fluid dynamics that relates to pressure, speed and height is. |
<p>Bernoulli's equation</p> <p>Contnuity equaiton</p> <p>Energy equation</p> <p>Force equation</p> |
| 17 | Pressure will be low where speed of fluid is. |
<p>High</p> <p>Low</p> <p>Constant</p> <p>Zero</p> |
