The work done in pushing a TV set a distance of 2 m with an average force of 20 N is
A) 2 J.
B) 10 J.
C) 20 J.
D) 40 J.
E) 800 J.
Correct Answer:
Verified
Q1: One kilowatt-hour represents
A)1 N.
B)60 N/s.
C)60,000 W.
D)3.6 million
Q2: Which task requires more work?
A)lifting the 50-kg
Q3: A toy elevator is raised from the
Q5: The work you do when pushing a
Q6: The power required to exert 4-N force
Q7: Both a 50-kg sack is lifted 2
Q8: The work you do when pushing a
Q9: The work you do when pushing a
Q10: If you do work on a skateboard
Q11: When a drawn bow of potential energy
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