Engineering Mechanics An ideal machine is one whose efficiency is 1 Between 70 and 80% Between 80 and 90% Between 60 and 70 % 1 Between 70 and 80% Between 80 and 90% Between 60 and 70 % ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 20 5 10 40 20 5 10 40 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight of a projectile on downward inclined plane depends upon Angle of projection Both (A) and (B) None of these Angle of inclination of the plane Angle of projection Both (A) and (B) None of these Angle of inclination of the plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When two elastic bodies collide with each other, 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 The two bodies will momentarily come to rest after collision All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is None of these a = r / α a = α/ r a = α.r None of these a = r / α a = α/ r a = α.r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum velocity of a particle moving with simple harmonic motion is ω ωr ω2r ω/r ω ωr ω2r ω/r ANSWER DOWNLOAD EXAMIANS APP