ECAT Pre Eng. Physics Ch 11 Test

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ECAT Pre Engineering Physics Chapter 11 MCQ Test With Answer for Physics chapter 11 (Heat & Thermodynamics)

Physics ECAT Pre Engineering Chapter 11 Heat & Thermodynamics Online Test

Try the Physics ECAT Pre Engineering Chapter 11 Heat & Thermodynamics Online Test.

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Here is List Of ClassName Chapter Wise Tests

Ch. # Test Name MCQs Available PDF File Answers Mode Launch Test
1 Physics ECAT Pre Engineering Chapter 1 Measurement Online Test 88 Download PDF MCQ Answers Launch Test
2 Physics ECAT Pre Engineering Chapter 2 Vectors and Equilibrium Online Test 42 Download PDF MCQ Answers Launch Test
3 Physics ECAT Pre Engineering Chapter 3 Motion and Force Online Test 246 Download PDF MCQ Answers Launch Test
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10 Physics ECAT Pre Engineering Chapter 10 Optical Instruments Online Test 30 Download PDF MCQ Answers Launch Test
11 Physics ECAT Pre Engineering Chapter 11 Current Electrostatics Online Test 168 Download PDF MCQ Answers Launch Test
11 Physics ECAT Pre Engineering Chapter 11 Heat & Thermodynamics Online Test 168 Download PDF MCQ Answers Launch Test
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15 Physics ECAT Pre Engineering Chapter 15 Electromagnetic Induction Online Test 80 Download PDF MCQ Answers Launch Test
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Physics ECAT Pre Engineering Chapter 11 Heat & Thermodynamics Online Test (MCQs With Answers)

Sr. # Questions Answers Choice
1 The temperature scale approved in SI units is: Celsius scale Kelvin scale Fehrenheit scale None of these
2 Sadi carnot described an ideal heat engine in 1820 1840 1860 1880
3 It is impossible to devise a processes which may convert heat, extracted from a single reservoir, entirely into work without leaving any change in the working system. This is the statement of Clausius statement of second law Kelvin'sstatement of second law Clausius statement of first law Kelvin's statement of first law
4 On the compression stroke of the petrol engine, the inlet value is closed and the mixture is compressed adiabatically isothermally isochorcally isobarically
5 An amount of water of mass 20 g at 0<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°C is mixed with 40 g of water at 10</span><span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°C. Final temperature of mixture is</span> -20<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°C</span> 6.67<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°C</span> 5<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°C</span> 0<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°C</span>
6 Specific heat at constant pressure is greater than the specific heat at constant volume because Heat is used up to increase temperature at constant pressure Heat is used by gas for expansions purposes at constant pressure Heat is use dup to increase internal energy The above statement is invalid
7 If the formula PV = nRT, n denotes: Number of molecules per unit volume Number of moles Number of molecules None of these
8 Average KE of a gas molecule has: Direct relation with absolute temperature and inverse relation with pressure Direction relation with both absolute temperature and pressure Inverse relation with both absolute temperature and pressure None of these
9 Hydrogen and helium of same volume V at same temperature T and same pressure P are mixed to have same volume V. The resulting pressure of the mixtures will be R/2 P 2P Depending on the relative mass of the gases
10 In a heat engine, heat is supplied by the cold reservoir sink hot reservoir none of them
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