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Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
86

The thermometric substance of an absolute thermometer is

  • A. alcohol
  • B. mercury
  • C. helium
  • D. platinum
View Answer & Discuss (22) JAMB 2001
87
A plane sound wave of frequency 85.5Hz and velocity 342ms-1 is reflected from a vertical wall. At what distance from the wall does the wave have antinode?
  • A. 2m
  • B. 4m
  • C. 1m
  • D. 3m
View Answer & Discuss (9) JAMB 2001
88
A string is fastened tightly between two walls 24cm apart. The wavelength of the second overtone is
  • A. 24cm
  • B. 16cm
  • C. 12cm
  • D. 8cm
View Answer & Discuss (7) JAMB 2001
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
89

A gas with initial volume of 2 X 10-6m3 is allowed to expand to six times its initial value at constant pressure of 2 x 105Nm-2. The work done is?

  • A. 2.0J
  • B. 4. 0 J
  • C. 12.0 J
  • D. 2.4 J
View Answer & Discuss (9) JAMB 2001
90
A cell of internal resistance r supplies current to a 6.0Ω resistor and its efficiency is 75%. Find the value of r.
  • A. 4.5Ω
  • B. 1.0Ω
  • C. 8.0Ω
  • D. 2.0Ω
View Answer & Discuss (8) JAMB 2001
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts