Control Systems A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant? 5 sec 4 sec 6 sec 2 sec 5 sec 4 sec 6 sec 2 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the stability for the following transfer function G(s) = 50/s(s+5) ? Critically stable Marginally stable Unstable Stable Critically stable Marginally stable Unstable Stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems A proportional plus derivative controller both 1 and 2 increases the stability of the system has high sensitivity improves the steady state accuracy both 1 and 2 increases the stability of the system has high sensitivity improves the steady state accuracy ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is give by s(s + 4)(s² + 2s + 1) + k(s + 1) = 0. Find the angle between the asymptotes? 360° 60° 180° 120° 360° 60° 180° 120° ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is 1.386. 2.000. 0.500. 0.693. 1.386. 2.000. 0.500. 0.693. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation for closed loop system is given as . The value of k for which the system becomes just stable is 6 2 4 8 6 2 4 8 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS