Theory of Machine Which of the following statements regarding laws governing the friction between dry surfaces are correct? All of these The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. All of these The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a hydrodynamic journal bearing, there is A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing A forced lubricant between the journal and the bearing A thick film of lubricant between the journal and the bearing No lubricant between the journal and the bearing A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing A forced lubricant between the journal and the bearing A thick film of lubricant between the journal and the bearing No lubricant between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of one oscillation for a simple pendulum is 2π. √(g/l) (1/2π). √(g/l) (1/2π). √(l/g) 2π. √(l/g) 2π. √(g/l) (1/2π). √(g/l) (1/2π). √(l/g) 2π. √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Scotch yoke mechanism is used to generate Sine functions Square roots Logarithms Inversions Sine functions Square roots Logarithms Inversions ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The transmissibility, for all values of damping factor, will be less than unity, if ω/ωn is Equal to 2 Less than 2 Equal to 1 Greater than 2 Equal to 2 Less than 2 Equal to 1 Greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, the amplitude of vibration Decreases linearly with time Increases exponentially with time Decreases exponentially with time Increases linearly with time Decreases linearly with time Increases exponentially with time Decreases exponentially with time Increases linearly with time ANSWER DOWNLOAD EXAMIANS APP
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