Class 9 Physics MCQs - Chapter 7

Transfer of Heat Trivia Questions & Answers PDF Download - 4

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The Transfer of heat Trivia Questions and Answers PDF (transfer of heat Quiz Answers PDF e-Book) download Ch. 7-4 to study Grade 9 Physics Course. Practice Heat Transfer and Radiation MCQ PDF, Transfer of Heat Quiz Questions and Answers to study online certificate courses. The Transfer of Heat Trivia App Download: Free certification app for heat transfer and radiation, conduction, convection, radiations and applications test prep for online classes.

The Quiz: A transparent polyethene sheet works as heat trapper because it; "Transfer of Heat" App APK Download with answers: Passes radiations of short wavelength only; Traps radiations of sun inside only; Traps long wavelength radiations; Traps radiation of sun inside and passes radiations of short wavelength; to study online certificate courses. Practice Heat Transfer and Radiation MCQ Questions, download Kindle eBook (Free Sample) for free online courses.

Transfer of Heat Test Questions and Answers PDF Download: MCQ 4

MCQ 16:

A transparent polyethene sheet works as heat trapper because it

traps radiations of sun inside only
passes radiations of short wavelength only
traps long wavelength radiations
traps radiation of sun inside and passes radiations of short wavelength

MCQ 17:

Thermal conductivity of water is

1.58 Wm^-1 K^-1
0.59 Wm^-1 K^-1
0.026 Wm^-1 K^-1
0.75 Wm^-1 K^-1

MCQ 18:

Wood, cork, cotton, rubber, glass etc. are

bad conductors
good conductors
good convections
bad convections

MCQ 19:

Transfer of heat through actual movement of molecules is

conduction
radiation
convection
diffusion

MCQ 20:

The good radiators of heat among these are

a shining silver surface
a dull black surface
a white surface
a green colored surface

Class 9 Physics Mock Tests

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Turning Effect of Forces MCQs

Thermal Properties of Matter MCQs

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Physical Quantities and Measurement MCQs

Transfer of Heat MCQs

Work and Energy MCQs

Kinematics MCQs

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