BARC EE : Full Syllabus Test - 7

On which of the following factors does hysteresis loss depend?
1) Flux density
2) Frequency
3) Thickness of lamination
4) Time
Select the correct answer using the code given below:

An inductance having and a capacitance having are connected in parallel across a supply. The current drawn from the supply is?

The time interval needed for a surge to travel to the end of a 600 km long overhead transmission line is

An 8-bit DAC uses a ladder network. The full-scale output voltage of the converter is +10V. The resolution expressed in percentage and in volts is, respectively

An initially relaxed RC circuit with and is switched on to a step voltage of 10V. The voltage across capacitor after 2sec will be?

For the circuit shown, maximum value of capacitor current is ________A.

The edge triggered interrupts in 8085 is:

What is the maximum output voltage of a 3-phase bridge rectifier supplied with line voltage of 230 V.

A junction field effect transistor:

The pole-zero configuration of a transfer function is shown below.

The value of the transfer function at s = 2 is found to be 4. The transfer function is

The spectrum is the range (550 to 1650)kHz is allocated for AM radio broadcasting and the spectrum is shored for different AM radio station using frequency division multiplexing (FDM). If the message signal of each AM radio station is band-limited to 5 kHz, then the maximum number of different AM radio stations that can be enjoyed by a listener will be equal to

If ξ = sin θ, then maximum peak overshot at θ = 45° will be:

The efficiency of a 25KVA, 5000/600V 1 – ϕ transformer at unity p.f. is 96% at rated and half rated load, then  is equal to

Non-uniform quantization is preferred for

The generated power of two plants is given by  and . If the lost coefficients of two plants are given as B₁₁ = 0.001, B₂₂ = 0.002,  the power lost will be