Engineering Mechanics In actual machines, mechanical advantage is _________ velocity ratio. Less than None of these Greater than Equal to Less than None of these Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular acceleration is m/s m/s2 rad/s2 N-m m/s m/s2 rad/s2 N-m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a screw jack, the effort required to lift the load is given by (where W = Load lifted, α = Helix angle, and φ = Angle of friction.) P = W tan (α + φ) P = W cos (α + φ) P = W tan (φ - α) P = W tan (α - φ) P = W tan (α + φ) P = W cos (α + φ) P = W tan (φ - α) P = W tan (α - φ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is An ideal machine None of these A non-reversible machine A reversible machine An ideal machine None of these A non-reversible machine A reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A force while acting on a body may Change its motion Give rise to the internal stresses in it All of these Balance the forces, already acting on it Change its motion Give rise to the internal stresses in it All of these Balance the forces, already acting on it ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of moment of inertia of an area is m4 kg/m2 kg-m2 kg-m-s2 m4 kg/m2 kg-m2 kg-m-s2 ANSWER DOWNLOAD EXAMIANS APP