GATE EC 2013 Question Paper (10-Feb-2013) (Shift 2)

Consider a Delta connection of resistors and its Star equivalent as shown below. If all the elements of the Delta connection are scaled by a factor k, with k > 0, the elements of the corresponding Star connection will be scaled by a factor of ____

For 8085 microprocessor, the following program is executed

MVI A, 05H

MVI B, 05H

PTR: ADD B;

DCR B;

JNZ PTR;

ADI 03H;

HLT;

At the end of program, accumulator contains

The bit rate of a digital communication system is R Kbits/sec. The modulation used is 32-QAM. The minimum band width for intersymbol interference free transmission is –

For a periodic signal v(t) = 30 sin100t + 10 cos300t + 6 sin(500t + π/4), the fundamental frequency in rad/s is _____.

In a voltage – voltage feedback as shown below, which one of the following statements is true, if the gain k is increased?