The co-efficient of friction depends upon _________________?

Related Mcqs:

The value of modulus of elasticity for mild steel is of the order of________________?

A. 2.1xl05 kg/cm2 B. 2.1 X 106 kg/cm2 C. 2.1 x 107 kg/cm2 D. 0.1 xlO6 kg/cm2 (<?) 3.8 x 106 kg/cm2...

The distance between the centres of the rivets in adjacent rows of zig-zag riveted joint is known as ____________________?

A. pitch B. back pitch C. diagonal pitch D. diametral pitch E. lap...

The C.G. of a plane lamina will not be at its geometrical centre in the case of a __________________?

A. right angled triangle B. equilateral triangle C. square D. circle E. rectangle...

A key is subjected to side pressure as well at shearing forces. These pressures are called_________________?

A. bearing stresses B. fatigue stresses C. crushing stresses D. resultant stresses E. none of the above...

Tensile strength of a material is obtained by dividing the maximum load during the test by the_________________?

A. area at the time of fracture B. original cross-sectional area C. average of A. and B. D. minimum area after fracture E. none of the above....