Home
Class 11
PHYSICS
In incompressible flow the density of a ...

In incompressible flow the density of a fluid changes with time and position .

Text Solution

Verified by Experts

The correct Answer is:
False . Density remains constant.
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF FLUIDS

    KUMAR PRAKASHAN|Exercise SECTION -C (Objective Questions) (VSQs) Fill in the Blank|9 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    KUMAR PRAKASHAN|Exercise SECTION -C (Objective Questions) (VSQs) Match Type Questions|6 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    KUMAR PRAKASHAN|Exercise SECTION - B Numerical From DARPAN Based On Textbook|17 Videos

  • MACHANICAL PROPERTIES OF SOLIDS

    KUMAR PRAKASHAN|Exercise QUESTION PAPER|11 Videos

  • MOTION IN A STRAIGHT LINE

    KUMAR PRAKASHAN|Exercise QUESTION PAPER|11 Videos

Similar Questions

Explore conceptually related problems

STATEMENT-1: The stream of water flowing at high speed from a garden hose pipe tends to spread like a fountain when held vertically up, but tends to narrow down when held vertically down. STATEMENT-2: In any steady flow of an incompressible fluid, the volume flow rate of the fluid remains constant.

A carpenter has constructed a toy as shown in the figure. If the density of a material of the sphere is 12 times that of cone, the position of the centre of mass of the toy is given by : .

A conducting ring of radius r is placed perpendicular inside a time varying magnetic field as shown in figure. The magnetic field changes with time according to B = B_0 + alphat where B_0 and alpha are positive constants. Find the electric field on the circumference of the ring.

In a process the density of a gas remains constant. If the temperature is doubled, then the change in the pressure will be :-

In a steady flow velocity of the fluid at each point remains identical with time .

The SI unit of time rate of change of momentum is ………..

The earth's magnetic field varies from point to point in space. Does it also change with time? If so, on what time scale does it change appreciably?

What is called compression or condensation ? Which type of changes in density & pressure take place in it?

Glycerine flows steadly through a horizontal tube of length 1.5 m and radius 1.0 cm. IF the amount of glycerine collected per second at one end is 4.0 times 10^-3 kg s^-1 . What is the pressure difference between the two ends of the tube?(density of glycerine =1.3 times 10^3 kg m^-3 and viscosity of glycerine =0.83 Pa s).[You may also like to check If the assumption of laminar flow in the tube is correct]

KUMAR PRAKASHAN-MECHANICAL PROPERTIES OF FLUIDS -SECTION -C (Objective Questions) (VSQs)
  1. Why tefllon is coated ,the angle of contact between oil and non -stick...

    Text Solution

    |

  2. Why raincoat does not wet in rain ?

    Text Solution

    |

  3. Water rises to a height of 20 mm in a capillary . If the radius of th...

    Text Solution

    |

  4. How the oil lamp produces light through a wick that is lit using a mat...

    Text Solution

    |

  5. Why the moisture is retained in soil when a farm is being plough ?

    Text Solution

    |

  6. Why it is better to wear cotton clothes in summer ?

    Text Solution

    |

  7. Why the refill of marker pen which is used to write on white board is ...

    Text Solution

    |

  8. Why does the water rise in a capillary tube Explain .

    Text Solution

    |

  9. Why does the mercury fall in a capillary tube ?

    Text Solution

    |

  10. A 20 cm long capillary tube is dipped in water The water rises upto 8 ...

    Text Solution

    |

  11. In incompressible flow the density of a fluid changes with time and po...

    Text Solution

    |

  12. Non -viscous flow can be a streamline.

    Text Solution

    |

  13. In a steady flow velocity of the fluid at each point remains identical...

    Text Solution

    |

  14. The Bernoulli equation can be considered to be a statement of the cons...

    Text Solution

    |

  15. The angle of contact between drop of water and material of raincoat is...

    Text Solution

    |

  16. Absence of roughness between two consecutive layers of fluid is the vi...

    Text Solution

    |

  17. If the weight of body is greater than the buoyant force of liquid then...

    Text Solution

    |

  18. Velocity of water at the depth in river is always slow.

    Text Solution

    |

  19. Assertion : For turbulent flow Reynolds number R(e)gt2000. Reason ...

    Text Solution

    |

  20. Assertion : A needle placed carefully placed on the surface of water m...

    Text Solution

    |