Heat Transfer Multiple Choice Questions 15 PDF Download

Learn heat transfer MCQs, grade 7 online science test 15, saving heat multiple choice questions and answers. Saving heat revision test has science worksheets, helping answer key with choices as electricity, fuel, power and energy of multiple choice questions (MCQ) with saving heat quiz as the loss of heat in winter is a major waste of for competitive exam prep, viva interview questions. Free science study guide to practice saving heat quiz to attempt multiple choice questions based test.

MCQs on Heat Transfer Quiz PDF Download Worksheets 15

MCQ. The loss of heat in winter is a major waste of

  1. fuel
  2. electricity
  3. power
  4. energy

A

MCQ. Low 'infrared waves'

  1. cannot pass through glass
  2. can pass through glass
  3. cannot pass through walls
  4. can pass through walls

B

MCQ. Electric companies use thermal imaging camera to identify

  1. the resistivity of a wire
  2. the resistivity of a resistor
  3. overheating of wires and power lines
  4. the heat released by electrical appliance

C

MCQ. At night, the convection current of land and sea

  1. remains same
  2. stops
  3. is reversed
  4. is converted to radiation current

C

MCQ. When heating element from cooker is turned out, at first it emits

  1. heat energy
  2. gamma rays
  3. infrared waves
  4. radio waves

C