Strength of Materials A pair of smith’s tongs is an example of the lever of zeioth order second order first order third order zeioth order second order first order third order ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The magnitude of two forces, which when acting at right angle produce resultant force of VlOkg and when acting at 60° produce resultant of Vl3 kg. These forces are 2 and V6 2 and 5 3 and 1 kg V5 and V5 2 and V6 2 and 5 3 and 1 kg V5 and V5 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The resultant of the following three couples 20 kg force, 0.5 m arm, + ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be 10 kg, + ve sense 10 kg, – ve sense 20 kg, – ve sense 20 kg, + ve sense 10 kg, + ve sense 10 kg, – ve sense 20 kg, – ve sense 20 kg, + ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Center of percussion is the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis the point of metacentre the point of C.G. point of suspension the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis the point of metacentre the point of C.G. point of suspension ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Kinetic friction is the The friction force acting when the body is in motion The friction force acting when the body is just about to move Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction The friction force acting when the body is in motion The friction force acting when the body is just about to move Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Center of gravity of a solid cone lies on the axis at the height one-half of the total height above base three-eighth of the total height above the base one-third of the total height above base one-fourth of the total height above base one-half of the total height above base three-eighth of the total height above the base one-third of the total height above base one-fourth of the total height above base ANSWER DOWNLOAD EXAMIANS APP