Strength of Materials A framed structure is perfect if it contains members equal to (where n = number of joints in a frame) 2n-3 2n-l n-2 n-l 2n-3 2n-l n-2 n-l ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of balance of force forces independence of forces resolution of forces. balance of force forces independence of forces resolution of forces. ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not the unit of power ? hp (horse power) kg m/sec kW (kilowatt) kcal/kg sec. hp (horse power) kg m/sec kW (kilowatt) kcal/kg sec. ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials According to principle of transmissibility of forces, the effect of a force upon a body is The same at every point in its line of action Maximum when it acts at the center of gravity of a body Minimum when it acts at the C.G. of the body Different at different points in its line of action The same at every point in its line of action Maximum when it acts at the center of gravity of a body Minimum when it acts at the C.G. of the body Different at different points in its line of action ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The necessary condition for forces to be in equilibrium is that these should be Meet at one point Coplanar & Meet at one point Coplanar All be equal Meet at one point Coplanar & Meet at one point Coplanar All be equal 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 3 and 1 kg V5 and V5 2 and 5 2 and V6 3 and 1 kg V5 and V5 2 and 5 ANSWER DOWNLOAD EXAMIANS APP