Holooly Plus Logo
Holooly Plus Logo

Question 1.P.15: Determine the current through the ideal diode (D) in the fol......

Determine the current through the ideal diode (D) in the following circuit.

1.1.15
Step-by-Step
The 'Blue Check Mark' means that this solution was answered by an expert.
Learn more on how do we answer questions.
Report Answer

Since the diode is a non-linear element, the network is non-linear and hence only source transformation is applicable (superposition theorem is not applicable).

For an ideal diode V_{ f }=0 \text { and } R_{ f }=0 . So,

5 – 2 i_d – 1 i_d – 2 = 0 ⇒ i_d = 1  A
1.1.15.1
fig 3

Related Answered Questions

Question: 1.SGPYQ.27

If, at t = 0^+ , the voltage across the coil is 120 V, the value of resistance R is (a) 0 Ω (b) 20 Ω (c) 40 Ω (d) 60 Ω ...

Verified Answer:

i_{ L }\left(0^{-}\right)=\frac{\text { To...
Question: 1.SGPYQ.28

For the value of obtained in the above question, the time taken for 95% of the stored energy to be dissipated is close to (a) 0.10 s (b) 0.15 s (c) 0.50 s (d) 1.0 s ...

Verified Answer:

E_1 is the stored energy and [lat...
Question: 1.SGPYQ.26

In the given figure, the Thevenin’s equivalent pair (voltage and impedance), as seen at the terminals P-Q, is given by (a) 2 V, 5 Ω (b) 2 V, 7.5 Ω (c) 4 V, 5 Ω (d) 4 V, 7.5 Ω ...

Verified Answer:

To find the Thevenin voltage open circuit the term...
Question: 1.SGPYQ.1

Figure given below shows the waveform of the current passing through an inductor of resistance 1 Ω and inductance 2 H. The energy absorbed by the inductor in the first four seconds is (a) 144 J (b) 98 J (c) 132 J (d) 168 J ...

Verified Answer:

Power is the rate of change of energy. Therefore, ...
Question: 1.SGPYQ.2

A segment of a circuit is shown in the figure given below. vR = 5 V, vC = 4sin2t. The voltage vL is given by (a) 3 – 8cos2t (b) 32sin2t (c) 16sin2t (d) 16cos2t ...

Verified Answer:

Applying Kirchhoff’s current law, sum of incoming ...
Question: 1.SGPYQ.3

In the figure given below, Z1  = 10∠−60°, Z2 = 10∠60°, Z3 = 50 ∠53.13°. Thevenin impedance seen from X-Y is (a) 56.6∠45° (b) 60∠30° (c) 70∠30° (d) 34.4∠65° ...

Verified Answer:

Given that Z_1=10 \angle-60^{\circ}, Z_2=1...
Question: 1.SGPYQ.4

In the circuit of figure given below, the magnitudes of VL and VC are twice that of VR. The inductance of the coil is (a) 2.14 mH (b) 5.30 H (c) 31.8 mH (d) 1.32 H ...

Verified Answer:

Given that for resonance \left|V_{ L }\rig...
Question: 1.SGPYQ.5

In the figure given below, the potential difference between points P and Q is (a) 12 V (b) 10 V (c) -6 V (d) 8 V ...

Verified Answer:

At node P, \begin{aligned} & 2+\frac{V...
Question: 1.SGPYQ.6

Two AC sources feed a common variable resistive load as shown in the figure given below. Under the maximum power transfer condition, the power absorbed by the load resistance RL is (a) 2200 W (b) 1250 W (c) 1000 W (d) 625 W ...

Verified Answer:

For maximum power transfer, R_{ L }=\left|...
Question: 1.SGPYQ.7

In the given figure, the value of R is (a) 10 Ω (b) 18 Ω (c) 24 Ω (d) 12 Ω ...

Verified Answer:

The equivalent circuit is Applying nodal analysis ...