Theory of Machine The unbalanced force due to reciprocating masses Varies in magnitude and direction both Constant in magnitude and direction both Varies in magnitude but constant in direction Varies in direction but constant in magnitude Varies in magnitude and direction both Constant in magnitude and direction both Varies in magnitude but constant in direction Varies in direction but constant in magnitude ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing of a rigid rotor can be achieved by appropriately placing balancing masses in Three planes A single plane Two planes Four planes Three planes A single plane Two planes Four planes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of the driving tensions for V-belts is __________ times that of flat belts.(Where β = Semi-angle of the groove) secβ cosβ sinβ cosecβ secβ cosβ sinβ cosecβ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(δ/g) 1/2π. √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Pulley in a belt drive acts as Cylindrical pair Turning pair Sliding pair Rolling pair Cylindrical pair Turning pair Sliding pair Rolling pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A slider moves at a velocity v on a link revolving at ω rad/s. The coriolis component of acceleration is ω²v ωv 2ωv² 2ωv ω²v ωv 2ωv² 2ωv ANSWER DOWNLOAD EXAMIANS APP