Engineering Mechanics The maximum efficiency of a screw jack is (1 + tanφ)/(1 - tanφ) (1 + sinφ)/(1 - sinφ) (1 - tanφ)/(1 + tanφ) (1 - sinφ)/(1 + sinφ) (1 + tanφ)/(1 - tanφ) (1 + sinφ)/(1 - sinφ) (1 - tanφ)/(1 + tanφ) (1 - sinφ)/(1 + sinφ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which meet at one point, but their lines of action __________ on the same plane, are Known as non-coplanar concurrent forces. Do not lie None of these Either A or B Lie Do not lie None of these Either A or B Lie ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point Twice Four times Same as Thrice Twice Four times Same as Thrice ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin rod of mass 'm' and length 'l', about an axis through its centre of gravity and perpendicular to its length is ml2/ 6 ml2/8 ml2/12 ml2/4 ml2/ 6 ml2/8 ml2/12 ml2/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When two elastic bodies collide with each other, The two bodies will momentarily come to rest after collision All of these The two bodies tend to compress and deform at the surface of contact The two bodies begin to regain their original shape The two bodies will momentarily come to rest after collision All of these The two bodies tend to compress and deform at the surface of contact The two bodies begin to regain their original shape ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a particle moving with simple harmonic motion is _________ at the mean position. Minimum Maximum None of these Zero Minimum Maximum None of these Zero ANSWER DOWNLOAD EXAMIANS APP