# Mechanical Engineering

22nd
Mar
2017

#### GATE 2013 ME – Complete Solutions

Q1. The partial differential equation $$\frac{\partial u}{\partial t}+u\frac{\partial u}{\partial x}=\frac{\partial^2 u}{\partial x^2}$$ is a (A) linear equation of order 2                   (B) non-linear equation of order (C) linear equation of order 1           … Continue reading

22nd
Mar
2017

#### GATE 2014 ME – Complete Solutions

Q1. Given that the determinant of the matrix  is −12, the determinant of the matrix  is (A) -96                  (B) -24                  (C) 24         … Continue reading

21st
Mar
2017

#### GATE 2015 ME – SET 3 – Complete Solutions

Q1. For the given fluctuating fatigue load, the values of stress amplitude and stress ratio are respectively (A) 100 MPa and 5        (B) 250 MPa and 5           (C) 100 MPa and 0.20         … Continue reading

21st
Mar
2017

#### GATE 2015 ME – SET 2 – Complete Solutions

Q1. At least one eigenvalue of a singular matrix is (A) positive               (B) zero                (C) negative                (D) imaginary Solution: (B) … Continue reading

21st
Mar
2017

#### GATE 2015 ME – SET 1 – Complete Solutions

Q1. If any two columns of a determinant  are interchanged, which one of the following statements regarding the value of determinant is CORRECT? (A) Absolute value remains unchanged but sign will change. (B) Both absolute value and sign will change. (C) Absolute value will … Continue reading

29th
Dec
2015

#### Automatic Car Brake Failure Indicator Design

As for road transport and safety scenario is concerned, automatic car brake failure indicator design , accidents are becoming a day to day cause an attempt has been made in this project to reduce such mishaps. The aim is to … Continue reading

29th
Dec
2015

#### How to make Solar Powered Electric Bicycle

How to make Solar Powered Electric Bicycle  An attempt is made in the fabrication of a solar powered electric bicycle (bike or cycle) System for a two-wheeler. There are so many vehicles that came to influence in the existing world. … Continue reading

28th
Dec
2015

#### Fabrication Of Electrical Energy From Speed Breaker

Fabrication Of Electrical Energy From Speed Breaker In most of the countries, power remains one of the biggest problems. To alleviate the power shortage problem, different renewable energy sources are being investigated, including solar, wind, bio-mass and bio-gas. Here we … Continue reading

28th
Dec
2015