Engineering Mechanics A force while acting on a body may Balance the forces, already acting on it Give rise to the internal stresses in it Change its motion All of these Balance the forces, already acting on it Give rise to the internal stresses in it Change its motion All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of a projectile is maximum, when the angle of projection is 90° 30° 45° 60° 90° 30° 45° 60° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In actual machines, mechanical advantage is _________ velocity ratio. Greater than Equal to None of these Less than Greater than Equal to None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One kg force is equal to 7.8 N 9.8 N 12 N 8.9 N 7.8 N 9.8 N 12 N 8.9 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of the machine is (where P = Effort applied to lift the load, m = A constant which is equal to the slope of the line, W = Load lifted, and C = Another constant which represents the machine friction.) P = m/W + C P = mW + C P = C - mW P = mW - C P = m/W + C P = mW + C P = C - mW P = mW - C ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ratio of limiting friction and normal reaction is known as Coefficient of friction Sliding friction Angle of friction Angle of repose Coefficient of friction Sliding friction Angle of friction Angle of repose ANSWER DOWNLOAD EXAMIANS APP