Tick the correct option.
Which of the following statements is not true?
1.
(a) A complex machine makes our work difficult.
(b) A machine helps us to do our work faster.
(c) A machine helps us to work with less force
(d) Some machines can do work without any external effort
mund is an example of
Answers
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Answer:
(d) Some machines can do work without any external effort
mund is an example of
Answered by
0
Answer:
A. tick
b. tickc
c. cross
d. tick
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