GATE EE 2017 Set 2 | GATE EE Year Wise Previous Years Questions

GATE EE 2017 Set 2

MCQ (Single Correct Answer)

-0.6

For the circuit shown below, assume that the $$OPAMP$$ is ideal. GATE EE 2017 Set 2 Analog Electronics - Operational Amplifier Question 14 English

Which one of the following is TRUE?

$${v_0} = {v_s}$$

$${v_0} = 1.5\,{v_s}$$

$${v_0} = 2.5\,{v_s}$$

$${v_0} = 5\,{v_s}$$

GATE EE 2017 Set 2

MCQ (Single Correct Answer)

-0.3

When a unit ramp input is applied to the unity feedback system having closed loop transfer function $${{C\left( s \right)} \over {R\left( s \right)}} = {{Ks + b} \over {{s^2} + as + b}},\,\left( {a > 0,\,b > 0,\,K > 0} \right),$$ the steady state error will be

$$0$$

$${a \over b}$$

$${{a + K} \over b}$$

$${{a - K} \over b}$$

GATE EE 2017 Set 2

MCQ (Single Correct Answer)

-0.6

The range of K for which all the roots of the equation $${s^3} + 3{s^2} + 2s + K = 0$$ are in the left half of the complex $$s$$-plane is

$$0 < K < 6$$

$$0 < K < 16$$

$$6 < K < 36$$

$$6 < K < 16$$

GATE EE 2017 Set 2

MCQ (Single Correct Answer)

-0.6

The root locus of the feedback control system having the characteristic equation $${s^2} + 6Ks + 2s + 5 = 0$$ where $$K>0,$$ enters into the real axis at

$$s=-1$$

$$s = - \sqrt 5 $$

$$s=-5$$

$$s = \sqrt 5 $$

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