Home
Class 12
PHYSICS
A good lubricant would have...

A good lubricant would have

A

high viscosity

B

Low viscosity

C

moderate viscosity

D

High density

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF FLUID (LIQUID AT REST)

    MBD PUBLICATION|Exercise QUESTION BANK|303 Videos

  • MECHANICAL PROPERTIES OF FLUIDS (FLUID'S PRESSURE AND BUOYANCY)

    MBD PUBLICATION|Exercise QUESTION BANK|94 Videos

Similar Questions

Explore conceptually related problems

Which series of elements would have nearly the same atomic radii ?

Two force acting on a particle in opposite direction have a resultant 10 N. If they acted at right angle to reach other , their resultant would have a magnitude of 50N. Find the magnitude of the forces .

Which of the following gases would have the highest RMS speed at 0^@C :

How does a lubricant help in decreasing friction ?

Name the accessory glands in the human male reproductive system that help enhances sperm mobility and lubricate vaginal wall during mating

If linkage was known at the time of Mendel then which of the following laws, he would not have been able to explain ?

A tobacco plant heterozygous for recessive character is self-pollinated and 1200 seeds are subsequently germinated. How many seedings would have the parental genotype ?

If the nitrogen atom had electronic configuration is 1s^7 , it would have energy lower than that of the normal ground state configuration 1s^2 2s^2 2p^3 because the electrons would be closer to the nucleus. Yet 1s^7 is not observed. It violates:

MBD PUBLICATION-MECHANICAL PROPERTIES OF FLUID(FLUID IN MOTION)-QUESTION BANK
  1. At what speed will the velocity head of a stream of water be equal to ...

    Text Solution

    |

  2. When a steel ball is dropped in oil

    Text Solution

    |

  3. A good lubricant would have

    Text Solution

    |

  4. A manometer connected to a closed tap reads 4.5 xx 10^5 Pa. When the t...

    Text Solution

    |

  5. A tank is filled with water up to a height H. When a hole is made at a...

    Text Solution

    |

  6. Two rain drops reach the earth with different terminal velocities havi...

    Text Solution

    |

  7. An air bubble of radius 10^-2m is rising up at a steady rate of 2 xx 1...

    Text Solution

    |

  8. A sphere of mass m of radius 'R' is dropped in a liquid then terminal ...

    Text Solution

    |

  9. Ball pen functions on the principles of

    Text Solution

    |

  10. Water falls from a tap, down the streamline

    Text Solution

    |

  11. A metal plate 100cm^2 in area rests horizontally on a layer of oil 2 ...

    Text Solution

    |

  12. At what depth in a salt water lake is the absolute pressure equal to t...

    Text Solution

    |

  13. A piston of cross sectional area 10^-2 m^2 is used in a hydraulic pres...

    Text Solution

    |

  14. A pipe 2cm in diameter has a constriction of diameter 1cm. Find the ve...

    Text Solution

    |

  15. water flow along a horizontal pipe of variable cross section. At a po...

    Text Solution

    |

  16. A plate of metal 0.1m^2 in area rests on a layer of caster oil 0.2 cm ...

    Text Solution

    |

  17. Compute the terminal velocity of rain drop of radius 0.3 mm take coeff...

    Text Solution

    |

  18. What should be the maximum average velocity of water in a tube of diam...

    Text Solution

    |

  19. How we are concerned with equation of continuity.

    Text Solution

    |

  20. What is velocity head.What it implicates?

    Text Solution

    |