335 Answered Questions for the topic mechanical engineering

Mechanical Engineering Chemistry Physics Chemical Engineering

03/19/19

How is a wave an energy transport phenomenon?
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Mechanical Engineering Chemistry Physics Chemical Engineering

03/18/19

What is molecular momentum transfer?
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Mechanical Engineering Chemistry Physics Chemical Engineering

03/18/19

What is fluid transport?
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Mechanical Engineering Chemistry Physics Chemical Engineering

03/18/19

What is meant by mass transfer?
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Mechanical Engineering

03/13/19

linear and angular motion
A pulley driving a belt has a diameter of 360 mm and is turning at 2700/π revolutions per minute. Find the angular velocity of the pulley and the linear velocity of the belt assuming that no slip... more
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Mechanical Engineering Autocad Civil Engineering Architecture

03/13/19

Should I learn Revit, Autocad or Civil 3D if I want to go in the design field after graduating civil engineering?
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Mechanical Engineering Chemistry Chemistry Aeronautics

03/12/19

What is the difference between 7075 and 6061 aluminum plates?
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Mechanical Engineering Chemistry Biochemistry Organic Chemistry

02/17/19

What type of reactions can CH3CH2NH+OH undergo?
Please Help! i don't know how to answer thisWhat type of reactions can CH3CH2NH+OH undergo?
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Mechanical Engineering Chemistry Biochemistry Organic Chemistry

02/17/19

What type of reactions can CH3-CH2-O-CH=O undergo?
What type of reactions can CH3-CH2-O-CH=O undergo?Ive been stuck on this question for a few days now, I would really appreciate some help!
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Mechanical Engineering Electrical Engineering Technology

02/06/19

"Infinite" power generation
My main question is why is it considered impossible to create machines or technology that can create infinite power. I am a major enthusiast of technology, mechanical and electrical engineering,... more
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Mechanical Engineering Calculus Physics Precalculus

11/28/18

Physics Problem with Variables and Projectile Motion
So we have a physics problem where there is a basketball hoot 1.2 meters above the ground and someone shoots a ball from 10 meters away (x distance) at a 50 degree angle with the ground and we have... more
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Mechanical Engineering

04/02/18

change because of temperature
An aluminium rod has a length of exactly one meter at 300K. How much longer is it when placed in a 400°C oven? I've been told the answer but not sure how to get to the answer 
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Mechanical Engineering Physics Electrical Engineering Engineering

03/24/18

you are given a motor operated by a 9V battery....
For all the questions below, you are given a motor operated by a 9V battery. The stall torque for this motor is Ts = 0.04 N-m, and its no-load speed, wnl = 2200 rpm. 1. Draw the torque vs. speed... more
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Mechanical Engineering

03/09/18

how to work out braking distance of a car
I'm stuck on a question where I have been given a speed lets say (x)MPH and a reaction time (Y)seconds and a rate of constant deceleration at a rate of (z)m/s^2 I'm not sure how I go about working... more
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Mechanical Engineering Aeronautical Engineering

03/04/18

question in aeronautical engineering
For Gulfstream IV, The following data on this aircraft is given. A) Calculate the required available power per engine (in MW, or MegaWatt) for the cruise at the given cruise speed and atmospheric... more
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Mechanical Engineering

07/03/17

HNC Mechanical Engineering
A thin walled pressure vessel which has an internal diameter of 100mm and a length of 200mm is made from a material 1.5mm thick. If it is subjected to and internal pressure of 5MPa calculate the... more
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Mechanical Engineering

03/13/17

Mechanical a body of mass 50kg
a body of mass 50kg is suspended at a height of 20m above the ground . Calculate  a) the potential ener stored in the body at this height  b) if the body is allowed to fall freely, the velocity... more
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Mechanical Engineering

03/13/17

Machanical
a force of 10n is applied to a vehicle of mass 250kg. This causes the vehicle to increase it's speed from 0.12m/s to 0.6m/s. Calculate: a)the change in momentum of the vehicle  b)the value of the... more
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Mechanical Engineering

03/13/17

Material strain and stress
A car starts from rest and accelerates at 1.5m/s2 until it reaches at 20km/hand stays at that speed for 5 minutes, it then accelerates at1m/s2 until it reaches 40km/h. It stays at that speed for... more
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Mechanical Engineering Heat Transfer

08/08/16

I am having a doubt in heat transfer (mechanical engineering).
I am working in an fmcg company where 'Thermic fluid lines' are used for drying chilly coriander garlic and cumin. The output of the thermic fluid is 6 lakh Kcal/hour. The load of thermic fluid... more
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Mechanical Engineering Matlab Electrical Engineering Measurements

04/12/16

Please help with the following mechanical measurements homework question.
The signal, v(t) = 5cos(2πt) is measured with the following sampling periods of, 3/4 second, 1/2second, 1/8 second, and 1/30 second. Plot 10 seconds of each waveform using the “stairs()”command in... more
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Mechanical Engineering College Counseling College Engineering

03/18/16

What career paths can I pursue with Environmental + Mechanical Engineering???
I possess a deep appreciation of nature. I love to go on treks and wilderness explorations. I desire to find solutions to climate change, innovate and design more efficient systems along with... more
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Mechanical Engineering Physics Engineering Hydrostatic Force

07/26/15

Fluid Mechanics, Hydrostatic force on submerged plane.
A vertical rectangular gate, 3m wide and 2m high is hinged at H. On the left side of the gate, sea water lies up to a height 1.2m above the top of the gate. Whereas on the right side of the gate,... more
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Mechanical Engineering Engineering Fluid Dynamics

07/25/15

A fluid mechanics question, please help.
A vertical rectangular gate, 3m wide and 2m high is hinged at H. On the left side of the gate, sea water lies up to a height 1.2m above the top of the gate. Whereas on the right side of the gate,... more
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Mechanical Engineering

06/14/15

Jobs in HAL,ISRO,L&T,DRDO,RELIANCE OIL
How to get jobs in those large companies as they wont come to campus recruitment for small rated colleges or if we apply manually will they hire freshers?
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