Control Systems - Study Mode
[#191] A system described by the transfer function $$Hleft( s
ight) = frac{1}{{{s^3} + alpha {s^2} + Ks + 3}}$$ xa0 xa0 is stable. The constraints on α and K are,
Correct Answer
(B) α > 0, αK > 3
[#192] In force current analogy, electrical capacitance is analogous to:
Correct Answer
(D) Mass
[#193] A motion control-system has type-2 plant. A recommended cascade compensation scheme for this system employs.
Correct Answer
(B) a lead compensator
[#194] A sensitivity of transfer function $$T = frac{{{A_1} + k{A_2}}}{{{A_3} + k{A_4}}}$$ xa0 with respect to parameter k is given by
Correct Answer
(A) $$frac{{kleft( {{A_2}{A_3} - {A_1}{A_4}}
ight)}}{{left( {{A_3} + k{A_4}}
ight)left( {{A_1} + k{A_2}}
ight)}}$$
[#195] When a human being tries to approach an object, his brain acts as:
Correct Answer
(B) a controller