Thursday, 6 December 2012

Engineering Methodology - Mechanical Engineering Multiple Choice Questions and Answers for competitive exams



1.    Who made the following classic statement.
"When you can measure what you are speaking about and express it in numbers, you know something about it, and when you can't express it in numbers, your knowledge, is of a meagre and unsatisfactory kind. It may be the beginning of knowledge, but you have scarcely in your thought advanced to the stage of science."
(a)     Arnold Young
(b)     Taylorson
(c)     Johanson   
(d)     Lord Kelvin
(e)     Taylor.

2.    The ease with which observations can be made accurately is referred to as
(a)     readability     
(b)     sensitivity
(c)     accuracy   
(d)     precision
(e)     repeatability.

3.    Accuracy of measuring equipment is
(a)    the closeness with which a measure-ment can be read directly from a measuring instrument.
(b)    a measure of how close the reading is to the true size.
(c)    the difference between measured value and actual value
(d)    the smallest change in measurand that can be measured
(e)    the capability to indicate the same reading again and again for a given measurand.

4.    Which of the following error's are generally distributed in accordance "with the Gaussian distribution
(a)    controllable errors
(b)    calibration errors
(c)    avoidable errors
(d)    random errors
(e)    error due to ambient conditions.

6.    Tolerances are specified
(a)    to obtain desired fits
(b)    because it is not possible to manufac¬ture a size exactly
(c)    to obtain high accuracy
(d)    to have proper allowance
(e)    to have proper inspection.

7.    Which of the following is the most important characteristic of a measuring instrument in general
(a)     precision   
(b)     accuracy
(c)     repeatability   
(d)     sensitivity
(e)     readability.

8.    Sensitivity and range of measuring instrument have
(a)    direct relationship
(b)    linear relationship
(c)    inverse relationship
(d)    unpredictable relationship
(e)    no relationship.

9.    Systematic errors are
(a)    randomly distributed
(b)    regularly repetitive in nature
(c)    distributed on both + ve and - ve sides of mean value
(d)     unknown errors
(e)     of unpredictable nature.

10.    Precision of measuring equipment is
(a)     the closeness with which a measure¬ment can be read directly from a measuring instrument
(b)     a measure of how close the reading is to the true size
(c)    the difference between measured value and actual value
(d)    the smallest change in measurand that can be measured
(e)    the capability to indicate the same reading again and again for a given measurand.

Read More Engineering Methodology Questions & Answers : Click Here

10 comments:

Ravi Balimidi on 11 August 2013 at 08:42 said...

if there are also answers it will be good

Anonymous said...

PLS PROVIDE ANSWERS ALSO IF POSSIBLE AND MAIL ME ON davejignesh28@gmail.com

ajit on 15 August 2013 at 11:23 said...

please provide me ans. if you can

Yadav Aryal on 18 April 2014 at 02:21 said...

Please provide answers ASAP

Minhaj Uddin on 3 May 2014 at 01:24 said...

If possible, please provide answer and also can send me answer to minhaj2424@gmail.com

Yadav Aryal on 24 May 2014 at 02:56 said...

Let us discuss by our team

Anonymous said...

please provide answers if possible to this email :
ahmadali9394@yahoo.com

ahmad ali on 22 December 2015 at 12:32 said...

answers available ?

ahmad ali on 26 December 2015 at 11:21 said...

answers ??

sushant chaudhary said...

answers available in Rk jain book

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