Strength of Materials When trying to turn a key into a lock, following is applied non-coplanar forces coplanar force couple moment non-coplanar forces coplanar force couple moment ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Forces are called coplanar when all of them acting on body lie in different planes one plane perpendicular planes one point different planes one plane perpendicular planes one point ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If n = number of members andy = number of joints, then for a perfect frame, n = (b)2j-l j-2 (d)3/-2 2/-3 (b)2j-l j-2 (d)3/-2 2/-3 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The product of either force of couple with the arm of the couple is called moment of the couple resultant couple moment of the forces resulting couple moment of the couple resultant couple moment of the forces resulting couple 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 Which of the following is not the unit of work, energy and heat ? hp kWhr kg m kcal hp kWhr kg m kcal ANSWER DOWNLOAD EXAMIANS APP