Engineering Mechanics A machine having an efficiency less than 50%, is known as Non-reversible machine Ideal machine Reversible machine Neither reversible nor non-reversible machine Non-reversible machine Ideal machine Reversible machine Neither reversible nor non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A smooth cylinder lying on a __________ is in neutral equilibrium. Horizontal surface Convex surface Curved surface None of these Horizontal surface Convex surface Curved surface None of these 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 10 5 20 40 10 5 20 40 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 90° and 0° 90° and 180° 180° and 0° 0° and 180° 90° and 0° 90° and 180° 180° and 0° 0° and 180° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces, which meet at one point, but their lines of action do not lie in a plane, are called Intersecting forces Non-coplanar concurrent forces Non-coplanar non-concurrent forces Coplanar non-concurrent forces Intersecting forces Non-coplanar concurrent forces Non-coplanar non-concurrent forces Coplanar non-concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar non-concurrent forces are those forces which __________ at one point, but their lines of action lie on the same plane. Meet Do not meet Either ‘A’ or ‘B’ None of these Meet Do not meet Either ‘A’ or ‘B’ None of these ANSWER DOWNLOAD EXAMIANS APP