Which is NOT one of the laws of solid friction?
...Which is NOT one of the laws of solid friction?
The frictional force between two surfaces opposes their relative motion
The ratio of frictional force to the normal reaction varies for two given surfaces
The ratio of frictional force to the normal reaction is constant for two given surfaces
The limiting frictional force is independent of the area of surface in contact.
Dynamic frictional force is independent of the relative velocity of the surfaces in contact.
Correct answer is B
No explanation has been provided for this answer.
Which of the following gas laws is equivalent to the work done? ...
Which of the following factors is not among that determines the resistance of a wire? ...
Which of the following statements is correct about volatile liquids? They have ...
The pressure of one mole of an ideal gas of volume 10-2 m3 at a temperature of 27°c is [molar...
The angle between the direction of the earth's magnetic field and the horizontal is called the ...