GATE ECE 2013 | GATE ECE Year Wise Previous Years Questions

GATE ECE 2013

MCQ (Single Correct Answer)

-0.3

For a periodic signal v(t) = 30 sin 100t + 10cos 300t + 6sin $${\rm{(500t + }}\,\pi /4)$$, the fundamental frequency in rad/s is

100

300

500

1500

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

PREVIOUS NEXT

GATE ECE Papers

2024

2023

2022

2021

2019

2018

2017

2016

2015

2014

2013

2012

2011

2010

2009

2008

2007

2006

2005

2004

2003

2002

2001

2000

1999

1998

1997

1996

1995

1994

1993

1992

1991

1990

1989

1988

1987