1

GATE ECE 2012

MCQ (Single Correct Answer)

+2

-0.6

There are eight bags of rice looking alike, seven of which have equal weight and one is slightly
heavier. The weighing balance is of unlimited capacity. Using this balance, the minimum number
of weighings required to identify the heavier bag is

2

GATE ECE 2012

MCQ (Single Correct Answer)

+2

-0.6

**One of the legacies of the Roman legions was discipline. In the legions, military law prevailed
and discipline was brutal. Discipline on the battlefield kept units obedient, intact and fighting,
even when the odds and conditions were against them.**

3

GATE ECE 2011

MCQ (Single Correct Answer)

+2

-0.6

Three friends, R, S and T shared toffee from a bowl. R took 1/3

^{rd}of the toffees, but returned four to the bowl. S took 1/4^{rd}of what was left but returned three toffees to the bowl. T took half of the remainder but returned two back into the bowl. If the bowl had 17 toffees left, how many toffees-were originally there in the bowl?4

GATE ECE 2011

MCQ (Single Correct Answer)

+2

-0.6

Given that f(y) = |y| / y, and q is any non-zero real number, the value of
| f(q) - f(-q) | is

Questions Asked from Numerical Ability (Marks 2)

Number in Brackets after Paper Indicates No. of Questions

GATE ECE Subjects

Network Theory

Control Systems

Electronic Devices and VLSI

Analog Circuits

Digital Circuits

Microprocessors

Signals and Systems

Representation of Continuous Time Signal Fourier Series Discrete Time Signal Fourier Series Fourier Transform Discrete Time Signal Z Transform Continuous Time Linear Invariant System Transmission of Signal Through Continuous Time LTI Systems Discrete Time Linear Time Invariant Systems Sampling Continuous Time Signal Laplace Transform Discrete Fourier Transform and Fast Fourier Transform Transmission of Signal Through Discrete Time Lti Systems Miscellaneous Fourier Transform

Communications

Electromagnetics

General Aptitude