GATE ECE 2013 | Numerical Ability Question 65 | General Aptitude

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GATE ECE 2013

MCQ (Single Correct Answer)

-0.6

The set of values of p for which the roots of the equation 3x² + 2x + p(p - 1) = 0 are of opposite sign is

$$\left( { - \infty ,0} \right)$$

$$\left( {0,1} \right)$$

$$\left( {1,\infty } \right)$$

$$\left( {0,\infty } \right)$$

GATE ECE 2013

MCQ (Single Correct Answer)

-0.6

Find the sum to n terms of the series 10 + 84 + 734 +.........

$${{9\left( {{9^n} + 1} \right)} \over {10}} + 1$$

$${{9\left( {{9^n} - 1} \right)} \over 8} + 1$$

$${{9\left( {{9^n} - 1} \right)} \over 8} + n$$

$${{9\left( {{9^n} - 1} \right)} \over 8} + {n^2}$$

GATE ECE 2013

MCQ (Single Correct Answer)

-0.6

A car travels 8 km in the first quarter of an hour, 6 km in the second quarter and 16 km in the third quarter. The average speed of the car in km per hour over the entire journey is

GATE ECE 2013

MCQ (Single Correct Answer)

-0.6

What is the chance that a leap year, selected at random, will contain 53 Sundays?

2/7

3/7

1/7

5/7

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GATE ECE Subjects

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

Network Theory

State Equations For Networks Network Elements Network Theorems Two Port Networks Transient Response Sinusoidal Steady State Response Network Graphs Miscellaneous

Control Systems

Basic of Control Systems Signal Flow Graph and Block Diagram Time Response Analysis Stability Root Locus Diagram Frequency Response Analysis Compensators State Space Analysis

Digital Circuits

Number System and Code Convertions Boolean Algebra Logic Gates Combinational Circuits Sequential Circuits Semiconductor Memories Logic Families Analog to Digital and Digital to Analog Converters

General Aptitude

Numerical Ability Logical Reasoning Verbal Ability

Electronic Devices and VLSI

Semiconductor Physics PN Junction BJT and FET IC Basics and MOSFET

Analog Circuits

Diodes Bipolar Junction Transistor Frequency Response FET and MOSFET Oscillators Operational Amplifier Feedback Amplifier Power Amplifier 555 Timer

Engineering Mathematics

Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Numerical Methods Transform Theory

Microprocessors

Instruction Set and Programming with 8085 Pin Details of 8085 and Interfacing with 8085

Communications

Fundamentals of Information Theory Noise In Digital Communication Analog Communication Systems Digital Communication Systems Random Signals and Noise

Electromagnetics

Waveguides Antennas Miscellaneous Transmission Lines Maxwell Equations Uniform Plane Waves