Theory of Machine A system in dynamic balance implies that The system is critically damped There is no critical speed in the system The system is also statically balanced There will absolutely no wear of bearings The system is critically damped There is no critical speed in the system The system is also statically balanced There will absolutely no wear of bearings ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Any point on a link connecting double slider crank chain will trace a Circle Parabola Ellipse Straight line Circle Parabola Ellipse Straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gears, interference takes place when Gear teeth are undercut Gears do not move smoothly in the absence of lubrication Pitch of the gears is not same The tip of a tooth of a mating gear digs into the portion between base and root circles Gear teeth are undercut Gears do not move smoothly in the absence of lubrication Pitch of the gears is not same The tip of a tooth of a mating gear digs into the portion between base and root circles ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In considering friction of a V-thread, the virtual coefficient of friction (μ₁) is given by μ₁ = μ cos β μ₁ = μ sin β μ₁ = μ/sin β μ₁ = μ/cos β μ₁ = μ cos β μ₁ = μ sin β μ₁ = μ/sin β μ₁ = μ/cos β ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A system of masses rotating in different parallel planes is in dynamic balance if the Resultant force and resultant couple are both equal to zero Resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero Resultant couple is equal to zero Resultant force is equal to zero Resultant force and resultant couple are both equal to zero Resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero Resultant couple is equal to zero Resultant force is equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum _________ in one revolution of the crank. Twice Eight times Four times Sixteen times Twice Eight times Four times Sixteen times ANSWER DOWNLOAD EXAMIANS APP