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 independent of me area of contact. The friction force is directly proportional to the normal force. The friction force is dependent on the materials of the contact surfaces. All of these The friction force is independent of me area of contact. The friction force is directly proportional to the normal force. The friction force is dependent on the materials of the contact surfaces. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m).(dx/dt) + (s/m).x = 0, if the roots of the equation are __________ then the system will be under damped. None of these Complex conjugate Real Equal None of these Complex conjugate Real Equal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A chain comprises of 5 links having 5 joints. Is it kinematic chain? No Data are insufficient to determine it It is a marginal case Yes No Data are insufficient to determine it It is a marginal case Yes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an open pair? Cam and follower Ball and socket joint Lead screw and nut Journal bearing Cam and follower Ball and socket joint Lead screw and nut Journal bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Creep in belt drive is due to Material of the pulley Material of the belt Uneven extensions and contractions due to varying tension Larger size of the driver pulley Material of the pulley Material of the belt Uneven extensions and contractions due to varying tension Larger size of the driver pulley ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The purpose of a link is to Transmit motion Guide other links All of these Act as a support Transmit motion Guide other links All of these Act as a support ANSWER DOWNLOAD EXAMIANS APP
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