Theory of Machine Instantaneous center of rotation of a link in a four bar mechanism lies on Left side pivot of this link Right side pivot of this link Can’t occur A point obtained by intersection on extending adjoining links Left side pivot of this link Right side pivot of this link Can’t occur A point obtained by intersection on extending adjoining links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a _________ when they permit relative motion between them. Kinematic pair Open pair Sliding pair None of these Kinematic pair Open pair Sliding pair None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Parallel to the sliding surface Perpendicular to the sliding surface Along the sliding surface At 45° to the sliding surface Parallel to the sliding surface Perpendicular to the sliding surface Along the sliding surface At 45° to the sliding surface ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Kutzbach criterion for determining the number of degrees of freedom (n) is (where l = number of links, j = number of joints and h = number of higher pairs) n = 2(l - 1) - 3j - h n = 3(l - 1) - 3j - h n = 3(l - 1) - 2j - h n = 2(l - 1) - 2j - h n = 2(l - 1) - 3j - h n = 3(l - 1) - 3j - h n = 3(l - 1) - 2j - h n = 2(l - 1) - 2j - h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move the ship towards port side. Backward Downward Upward Forward Backward Downward Upward Forward ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a simple harmonic motion, the velocity vector with respect to displacement vector Is in phase Lags by 90° Leads by 180° Leads by 90° Is in phase Lags by 90° Leads by 180° Leads by 90° ANSWER DOWNLOAD EXAMIANS APP
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