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3526

An electric generator rated 12 kW, 2 kV distribute power through a cable of resistance 20\(\Omega\). Calculate the power loss in the cable.

  • A. 120 w
  • B. 360 w
  • C. 720 w
  • D. 2400 w
View Answer & Discuss (5) WAEC 2015
3527
Which of the following statements is correct? When capacitors of different values are connected in series
  • A. the same charge flows through them
  • B. the same voltage appears across each capacitor
  • C. different quantities of charges flow through them in different voltages across them
  • D. different quantities of charges flows through them with the same voltage across them
View Answer & Discuss (1) WAEC 2015
3528
Which of the following statements about a three-pin plug is/are correct. i. The brown wire is the live wire. ii. The fuse is connected to the live wire. iii. The earth wire is coloured blue
  • A. i only
  • B. ii only
  • C. i and ii only
  • D. i, ii and iii
View Answer & Discuss (3) WAEC 2015
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3529

The symbol illustrated above is that of a resistor?

  • A. which absorb light
  • B. which emits light
  • C. which absorbs heat to function properly
  • D. whose resistance is light dependent
View Answer & Discuss (2) WAEC 2015
3530
A wire of cross-sectional area 0.60mm2 has a restivity of 7.2 x 10-7 \(\Omega\). Calculate the length of wire that will have a resistance of 3\(\Omega\).
  • A. 0.25m
  • B. 2.50m
  • C. 3.60m
  • D. 36.00
View Answer & Discuss (5) WAEC 2015
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Post UTME Past Questions Agent
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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