# For the circuit shown in the figure, the Thevenin voltage and resistance looking into X-Y Are

1.  4/3 V, 2 Ω

2.  4 V, 2/3 Ω

3.  4/3 V, 2/3 Ω

4.  4 V, 2 Ω

4

4 V, 2 Ω

Explanation :
No Explanation available for this question

1.  0

2.  1

3.  2

4.  3

4

2

Explanation :
No Explanation available for this question

# ∇ × ∇ × P, where P is a vector,  is equal to

1.  P × ∇ × P − ∇2 P

2.  ∇2 P + ∇ (∇ • P )

3.  ∇2 P + ∇ × P

4.  ∇ (∇ • P ) − ∇2 P

4

∇ (∇ • P ) − ∇2 P

Explanation :
No Explanation available for this question

# In the circuit shown, VC is 0 volts at t = 0, sec. For t > 0, the capacitor current ic(t), where t is in seconds, is given by

1.  0.50 exp(-25t)mA

2.  0.25 exp(-25t)mA

3.  0.50 exp(-12.5t)mA

4.  0.25 exp(-6.25t)mA

4

0.50 exp(-25t)mA

Explanation :
No Explanation available for this question

# ∫∫ (∇ × P ) • ds, where P is a vector,  is equal to

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# A probability density function is of the form p(x) = Ke-α |x|, x  (-∞, ∞) The value of K is

1.  0.5

2.  1

3.  0.5α

4.  α

4

0.5α

Explanation :
No Explanation available for this question

# In the AC network shown in the figure, the phasor voltage VAB (in Volts) is

1.  0

2.  5

3.  12.5

4.  17

4

17  <30°

Explanation :
No Explanation available for this question

# A solution for the differential equation x(t) + 2x(t) = δ(t)with initial condition x (0-) = 0 is

1.  e-2t u(t)

2.  e2t u(t)

3.  e-t u(t)

4.  et u(t)

4

e-2t u(t)

Explanation :
No Explanation available for this question

# A low-pass filter having a frequency response H (jω) = A (ω) ej(ω) does not produce any phase distortion, if

1.  A(ω)=C ω2  , (ω)=k ω3

2.  A(ω)=C ω2  , ?(ω)=k ω

3.  A(ω)=C ω  , ?(ω)=k ω3

4.  A(ω)=C , ?(ω)=k ω-1

4

A(ω)=C ω2  , ?(ω)=k ω

Explanation :
No Explanation available for this question

1.  VD < 0

2.  0 ≤ VD < Vp

3.  Vp ≤ VD < Vv

4.  VD ≥ Vv

4