Engineering Mechanics Angle of friction is the Ratio of limiting friction and normal reaction Angle between normal reaction and the resultant of normal reaction and the limiting friction The ratio of minimum friction force to friction force acting when the body is in motion The ratio of minimum friction force to the friction force acting when the body is just about to move Ratio of limiting friction and normal reaction Angle between normal reaction and the resultant of normal reaction and the limiting friction The ratio of minimum friction force to friction force acting when the body is in motion The ratio of minimum friction force to the friction force acting when the body is just about to move ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin rod of mass 'm' and length 'l', about an axis through its centre of gravity and perpendicular to its length is ml2/8 ml2/ 6 ml2/4 ml2/12 ml2/8 ml2/ 6 ml2/4 ml2/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 40 10 5 20 40 10 5 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis None of the listed here The point of suspension The same as centre of gravity The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis None of the listed here The point of suspension The same as centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a simple wheel and axle with D and d as the diameters of effort wheel and load axle, is D × d D / d D + d D - d D × d D / d D + d D - d ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span 3.0 cm 5.0 cm 2.5 cm 4.0 cm 3.0 cm 5.0 cm 2.5 cm 4.0 cm ANSWER DOWNLOAD EXAMIANS APP