1
GATE EE 2023
MCQ (More than One Correct Answer)
+2
-0.67

Consider the following equation in a 2-D real-space.

$$|{x_1}{|^p} + |{x_2}{|^p} = 1$$ for $$p > 0$$

Which of the following statement(s) is/are true.

A
When p = 2, the area enclosed by the curve is $$\pi$$.
B
When p tends to $$\infty$$, the area enclosed by the curve tends to 4.
C
When p tends to 0, the area enclosed by the curve is 1.
D
When p = 1, the area enclosed by the curve is 2.
2
GATE EE 2023
Numerical
+2
-0.67

The expected number of trials for first occurrence of a "head" in a biased coin is known to be 4. The probability of first occurrence of a "head" in the second trial is __________ (Round off to 3 decimal places).

Your input ____
3
GATE EE 2023
MCQ (Single Correct Answer)
+1
-0.33

The chopper circuit shown in figure (i) feeds power to a 5 A DC constant current source. The switching frequency of the chopper is 100 kHz. All the components can be assumed to be ideal. The gate signals of switches S$$_1$$ and S$$_2$$ are shown in figure (ii). Average voltage across the 5 A current source is

GATE EE 2023 Power Electronics - Choppers and Commutation Techniques Question 3 English

A
10 V
B
6 V
C
12 V
D
20 V
4
GATE EE 2023
MCQ (More than One Correct Answer)
+1
-0.33

A semiconductor switch needs to block voltage V of only one polarity (V > 0) during OFF state as shown in figure (i) and carry current in both directions during ON state as shown in figure (ii). Which of the following switch combination(s) will realize the same?

GATE EE 2023 Power Electronics - Power Semiconductor Devices Question 2 English

A
GATE EE 2023 Power Electronics - Power Semiconductor Devices Question 2 English Option 1
B
GATE EE 2023 Power Electronics - Power Semiconductor Devices Question 2 English Option 2
C
GATE EE 2023 Power Electronics - Power Semiconductor Devices Question 2 English Option 3
D
GATE EE 2023 Power Electronics - Power Semiconductor Devices Question 2 English Option 4
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