Grade 7 English MCQs

Heat Transfer Multiple Choice Questions Test 15 Tests pdf Download

Practice science test 15 on heat transfer MCQs, grade 7 saving heat multiple choice questions and answers. Saving heat revision test has science worksheets, 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 lot of waste of for competitive exam prep. Free science study guide to learn saving heat quiz to attempt multiple choice questions based test.

MCQs on Heat Transfer: Worksheets 15 Quiz pdf Download

MCQ. Loss of heat in winter is a lot of 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

A

MCQ. Electricity 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 each electrical appliance

C

MCQ. At night, 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 of food cooker is turned out, at first it emits

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

C