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Question 39

A bulb marked 240V, 40W is used for 30 minutes. Calculate the heat generated

  • A.320J
  • B.400J
  • C.10800J
  • D.72000J
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
2007
Question no.
#39
Type
Objective
Previous · Q38Which of the following operations does not represent an action of a force field? Next · Q40 Five 80-W and three 100W are run for 8 hours. If the cost of energy is N5.00 per…

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