# Properties of Solids & Liquids (KVPY Stream-SA (Class 11) Physics): Questions 14 - 17 of 27

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## Question number: 14

» Properties of Solids & Liquids » Bernoulli's Principle and Its Applications

### Question

A liquid of density 0.9 is flowing through horizontal tube of varying cross-sectional area. The diameter at point A is 12 cm and diameter at point B is 6 cm in tube. The manometer shows 16 cm pressure between A and B in two limbs. So what is the rate of flow of liquid in the tube?

### Choices

Choice (4) | Response | |
---|---|---|

a. | 5562 | |

b. | 5030 | |

c. | 5392 | |

d. | 5782 |

## Question number: 15

» Properties of Solids & Liquids » Specific Heat Capacity

### Question

Five identical blocks of metal are at 25^{0}C, 52ºC, 60^{0} C, 78^{0} C and 90ºC respectively. The specific heat of the material of the five blocks increases with temperature. Which of the following is true about the final temperature T_{f} when all five blocks are brought into contact? (Assuming that no heat is lost to the surroundings)

### Choices

Choice (4) | Response | |
---|---|---|

a. | T | |

b. | T | |

c. | T | |

d. | T |

## Question number: 16

» Properties of Solids & Liquids » Latent Heat

### Question

An ice ball falls from a height h and melts completely. Assuming that only one-fifth of the heat generated is absorbed by the ice, calculate the value of h.

(Latent heat of fusion of ice = 3.4⨯10^{5} JKg^{-1} and g = 10 Nkg^{-1})

### Choices

Choice (4) | Response | |
---|---|---|

a. | 160 | |

b. | 165 | |

c. | 170 | |

d. | 155 |

## Question number: 17

» Properties of Solids & Liquids » Viscosity

### Question

A small metal ball of diameter 4 mm and density 11.6 g cm^{-3} is dropped in glycerin of density 1.5 g cm^{-3}. The ball attains a terminal velocity of 980 cm s^{-1}. The coefficient of viscosity of glycerin is,

### Choices

Choice (4) | Response | |
---|---|---|

a. | 4.9 poise | |

b. | 980 poise | |

c. | 16.49 poise | |

d. | 9.8 poise |