Theory of Machine A mechanism consisting of four links is called a __________ mechanism. None of these Compound Binary Simple None of these Compound Binary Simple ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of a compound pendulum is __________ when the distance between the point of suspension and the center of gravity is equal to the radius of gyration of the body about its center of gravity. Maximum Minimum Zero None of these Maximum Minimum Zero None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft. This arrangement is known as Helical gearing Spiral gearing Bevel gearing Spur gearing Helical gearing Spiral gearing Bevel gearing Spur gearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of piston in a reciprocating steam engine is given by (where ω = Angular velocity of crank, r = Radius of crank pin circle, θ = Angle turned by crank from inner dead center, and n = Ratio of length of connecting rod to the radius of crank) ωr [cos θ + (cos 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ωr [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [cos θ + (cos 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ωr [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a higher pair, when they Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Permit relative motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Permit relative motion Have a line or point contact when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A) v²BA /AB vBA × AB v²BA vBA /AB v²BA /AB vBA × AB v²BA vBA /AB ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS