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Q1. | In the circuit shown in the figure, the current supplied by the sinusoidal current source |

A. | 28 A [Wrong Answer] |

B. | 0.166666666666667 [Wrong Answer] |

C. | 20 A [Correct Answer] |

D. | not determinable from the data given [Wrong Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ It is desired to evaluate the expression

`F = B * COS (Y) + C * SQR (COS (Y) + A * COS (Y) * COS (Y) * COS (Y)`

`F = B * COS (Y) + C * SQR [COS (Y)] + A * COS (Y) * SQR [COS (Y)]`

`F = B * COS (Y) + C * COS(Y) * COS (Y) + A * COS (Y) * COS (Y) * COS (Y)`

` X = COS(Y)`

⇒ In which function is each term known as maxterm?

SOP

POS

Hybrid

SOP and Hybrid

⇒ A periodic rectangular signal, *x*(*t*) has the waveform shown in the given figure. Frequency of the fifth harmonic of its spectrum is _______

200 Hz

250 Hz

400 Hz

1250 Hz

⇒ If low pressure of 10^{-6} mm of Hg is required to be measured, we should use

compound pressure gauge

thermocouple vacuum gauge

Pirani gauge

ionization type vacuum gauge

⇒ If each frequency component of *f*(*t*) is shifted by p/2, the resulting signal is

Hilbert transform of *f*(*t*)

Inverse Hilbert transform of *f*(*t*)

Laplace transform of *f*(*t*)

Fourier transform of *f*(*t*)

⇒ **Assertion (A):** Decoder is not a combinational circuit.

**Reason (R):** Every memory element of semi conductor form has a decoder.

Both A and R are correct and R is correct explanation of A

Both A and R are correct but R is not correct explanation of A

A is true, R is false

A is false, R is true

⇒ Voltage 1 + 2 sin ω*t* is applied to the circuit shown be

0 volt

2 volts

-2 volts

-3 volts

⇒ A choke coil has a resistance to reactance ratio of 0.2. The power factor of the choke coil is

less than 0.2 lagging

less than 0.2 leading

about 1

about 0

⇒ The Nyquist plot of a stable, transfer function *G*(*s*) is shown in the figure. We are interested in the stability of the closed loop system in the feedback configuration sh

G(*s*) is an all-pass filter

G(*s*) has a zero in the right-half plane

G(*s*) is the impedance of a passive network

G(*s*) is marginally stable

⇒ PAM stands for

Phase Angle Modulation

Phase Amplitude Modulation

Pulse Amplitude Modulation

Pulse Angle Modulation

⇒ For an n-channel enhancement type MOSFET, if the source is connected at a higher potential than that of the bulk (V_{SB} > 0), the threshold voltage V_{T} of the MOSFET will

remain unchanged

decrease

change Polarity

increase

⇒ A virtual ground is a ground for

voltage

current

both voltage and current

voltage but not for current

⇒ A Wien bridge oscillator uses

negative feedback

positive feedback

both negative and positive feedback

none of the above

⇒ Consider the instructions - MOV M, B
- OUT 4
- LDAX

Which of the above require memory write cycle?

1, 2, 3

1 and 2 only

1 and 3 only

2 and 3 only

⇒ In a JK Master slave flip flop

both master and slave are positively clocked

both master and slave are negatively clocked

master is positively clocked and slave is negatively clocked

master is negatively clocked and slave is positively clocked

⇒ The stationary process has

all the statistical Properties dependent on time.

all the statistical Properties independent of time.

aime average is equal to ensemble average.

zero variance.

⇒ Consider the following stateme

1 and 2 only

3 and 4 only

1, 2 and 3

2, 3 and 4

⇒ The scaling factor of an MOS device using constant voltage scaling model, the gate area of the device will be scaled as

1/a

1/a^{2}

1/a^{3}

1/a^{4}

⇒ **Assertion (A):** Tie set schedule is used in nodal analysis.

**Reason (R):** Loop currents are fictitious quantities.

Both A and R are true and R is correct explanation of A

Both A and R are true and R is not the correct explanation of A

A is true but R is false

A is false but R is true

⇒ In a single phase full wave regulator feeding R-L load, the minimum firing angle can be zero.

TRUE

FALSE

⇒ Probability of error in DPSK is less than PSK

TRUE

FALSE

equal

depend upon noise

⇒ The equivalent form of the logical expression ABC + A BC + ABC + ABC + AB C is

C + (A ⊕ B)

(A + B + C)(A + B + C)

(A + B + C)(A + B + C)(A + B + C)

(A + B + C)(A + B + C)(A + B + C)

⇒ Some typical examples of macroscopic quantities are

conductivity

µ_{r}

dielectric constant

all of the above

⇒ If *e* = 10 sin(10^{8} *t* + 3 sin 10^{4} *t*) then modulating frequency is

159 Hz

1590 Hz

1.59 MHz

15.9 MHz

⇒ A communication satellite is a repeater between

a transmitting station and a receiving station

a transmitting station and many receiving station

many transmitting station and many receiving station

none

⇒ The I/P impedance (Z_{i}) and the O/P impedance (Z_{o}) of an ideal trans conductance (Voltage controlled current source) amplifier are

Z_{i} = 0, Z_{o} = 0

Z_{i} = 0, Z_{o} = ∞

Z_{i} = ∞, Z_{o} = 0

Z_{i} = ∞, Z_{o} = ∞

⇒ The forbidden band in semiconductors is of the order of

6 eV

1 eV

10 eV

0.01 eV

⇒ Consider the following stateme

1 only

1 and 2

2 and 3

2 and 4

⇒ In a single phase full converter fed by a source having inductance, the number of thyristors conducting during overlap is

1

2

3

4

⇒ The addressing mode depicted in the given figur

direct

register

register indirect

immediate

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