Control Systems Given the Laplace transform of f(t) = F(s), the Laplace transform of (f(t)e-at) is equal to e-as*F(s) F(s)/(s+a) F(s+a) eas*F(s) e-as*F(s) F(s)/(s+a) F(s+a) eas*F(s) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the stability for the following transfer function G(s) = 50/s(s+5) ? Marginally stable Stable Unstable Critically stable Marginally stable Stable Unstable Critically stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems When deriving the transfer function of linear element both initial conditions and loading are taken into account. initial conditions are assumed to be zero but loading is taken into account. initial conditions are taken into account but the element is assumed to be not loaded. initial conditions are assumed to be zero and the element is assumed to be not loaded. both initial conditions and loading are taken into account. initial conditions are assumed to be zero but loading is taken into account. initial conditions are taken into account but the element is assumed to be not loaded. initial conditions are assumed to be zero and the element is assumed to be not loaded. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system has poles at 0.01 Hz, 1 Hz and 80 Hz; zeros at 5 Hz, 100 Hz and 200 Hz. The approximate phase of the system response at 20 Hz is -180° -90° 90° 180° -180° -90° 90° 180° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If gain k is increased to infinity, then damping ratio will tend to become infinite zero unity 0.707 infinite zero unity 0.707 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has higher voltage gain. higher cut off frequency. faster drop in filter response. lower voltage gain. higher voltage gain. higher cut off frequency. faster drop in filter response. lower voltage gain. ANSWER DOWNLOAD EXAMIANS APP
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