Basic Mechanical Engineering Test

Q.  According to Kelvin-Planck statement, it is impossible to construct a device operating on a cycle which transfers heat from ____

a. low pressure heat reservoir to high pressure reservoir
b. low temperature heat reservoir to high temperature reservoir
c. high pressure heat reservoir to low pressure reservoir
d. high temperature heat reservoir to low temperature reservoir


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Which type of monitoring system uses stroboscope to measure speed of the machine?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following conditions is/are to be satisfied by the seismometer for it to be used as velometer?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following methods can be used to reduce excitation level at the source?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following is a type of untuned vibration absorber?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which basic document describes general requirements for measurement and evaluation of machine vibrations using shaft measurements?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which among the following is not considered when reference standards are used in the field of mechanical vibration and shock, monitoring and analysis of machines?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The noise level generated by domestic air conditioner ranges between _________
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following construction equipments have highest noise level?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which type of earplugs contain silicon rubber and a fixing agent?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following absorptive treatment can be used to cover the interior of a box to prevent the reverberant sound?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  What is meant by Reverberant chamber?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Determine velocity of sound in air at 50o. (For air, γ = 1.4)
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Sound wave has a frequency of 8 kHz at 22o C. Determine its wavelength.
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  What will be the sound power level, if a machine generates 20 W power?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Secondary force in reciprocating engine mechanism is caused due to _______
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  At which angle primary unbalanced force in reciprocating engine mechanism is maximum?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following conditions should be satisfied for complete balancing of multi-cylinder inline engines?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following statements is/are true primary/secondary couple? 1. Secondary couple does not act on V engine 2. Primary couple acts on V engine 3. Secondary couple acts on reciprocating masses of multi-cylinder inline engines 4. Primary couple acts on reciprocating masses of multi-cylinder inline engines
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  During transverse vibrations, shaft is subjected to which type of stresses?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which type of vibrations are also known as transient vibrations?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts