Jamb Physics Past Questions For Year 2015

Question 21

Convert 45°C to kelvin

jamb 2015

  • A. 318K
  • B. 250K
  • C. 184K
  • D. 120K
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Question 22

The external parts of an object can be measure accurately through the use of which scientific instrument?

jamb 2015

  • A. Micrometer screw gauge
  • B. Vernier Caliper
  • C. Meter rule
  • D. None of the instrument
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Question 23

What is the relationship mechanical advantage (MA) velocity Ratio (V.R) and efficiency with percentage?

jamb 2015

  • A. e = M.A/V.R × 100 %
  • B. M.A = E.V.R
  • C. V.R = 1 ÷ sin θ M.A
  • D. M.A = 1/E × 100%
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Question 24

Quantities of heat Q can be measured using a container called

jamb 2015

  • A. Thermometer
  • B. Measuring cylinder
  • C. Calorimeter
  • D. Meter rule
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Question 25

Heat transfer in the surrounding without a material medium is possible through?

jamb 2015

  • A. Conduction
  • B. Convection
  • C. Radiation
  • D. Expansion
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