Theory of Machine The example of successfully constrained motion is a Piston reciprocating inside an engine cylinder Motion of an I.C. engine valve All of these Motion of the shaft between a footstep bearing Piston reciprocating inside an engine cylinder Motion of an I.C. engine valve All of these Motion of the shaft between a footstep bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A watt's governor can work satisfactorily at speeds from 80 to 100 r.p.m. 100 to 200 r.p.m. 60 to 80 r.p.m. 200 to 300 r.p.m. 80 to 100 r.p.m. 100 to 200 r.p.m. 60 to 80 r.p.m. 200 to 300 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as Simple pendulum Compound pendulum Second's pendulum Torsional pendulum Simple pendulum Compound pendulum Second's pendulum Torsional pendulum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively) (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W (r₁ + r₂) (2/3). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W (r₁ + r₂) (2/3). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following is an exact straight line mechanism using lower pairs? Peaucellier’s mechanism Watt’s mechanism Robert’s mechanism Grasshopper mechanism Peaucellier’s mechanism Watt’s mechanism Robert’s mechanism Grasshopper mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston and piston rod Piston rod and cross head Piston, piston rod and cross head Piston, crank pin and crank shaft Piston and piston rod Piston rod and cross head Piston, piston rod and cross head Piston, crank pin and crank shaft ANSWER DOWNLOAD EXAMIANS APP