Strength of Materials If a number of forces act simultaneously on a particle, it is possible To replace them by a couple To replace them by a single force Not a replace them by a single force To replace them by a single force through C.G. To replace them by a couple To replace them by a single force Not a replace them by a single force To replace them by a single force through C.G. ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not the unit of work, energy and heat ? kg m kcal kWhr hp kg m kcal kWhr hp ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to 50 100 250 25 50 100 250 25 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The product of either force of couple with the arm of the couple is called resulting couple resultant couple moment of the couple moment of the forces resulting couple resultant couple moment of the couple moment of the forces 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 resolution of forces. balance of force forces independence of forces resolution of forces. balance of force forces independence of forces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The centre of percussion of a solid cylinder of radius r resting on a horizontal plane will be 2r/3 r/2 3r/2 r/A 2r/3 r/2 3r/2 r/A ANSWER DOWNLOAD EXAMIANS APP