Strength of Materials A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to W sin (a + $) Wan(a-) W Wtan(a + <|)) W sin (a + $) Wan(a-) W Wtan(a + <|)) 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 All be equal Coplanar Meet at one point Coplanar & Meet at one point All be equal Coplanar ANSWER DOWNLOAD EXAMIANS APP
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 Forces are called coplanar when all of them acting on body lie in different planes one point perpendicular planes one plane different planes one point perpendicular planes one plane ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction vertically along the plane at an angle equal to the angle of friction to the inclined plane horizontally vertically along the plane at an angle equal to the angle of friction to the inclined plane horizontally 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 3 and 1 kg V5 and V5 2 and V6 2 and 5 3 and 1 kg V5 and V5 2 and V6 2 and 5 ANSWER DOWNLOAD EXAMIANS APP