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A sailboat weighing 1,960 N moves at 3m/s for 10 minutes. What is the value for the work of the sails.
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
What is the correct formula for work?
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
Which of these is the unit of measure for work?
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
A rod on a compressed spring exerts 12 N of force on a 0.05-kg steel ball. The rod pushes the ball 0.03 m. How much work does the spring do on the ball?
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
How much work is done when a very large force is applied to an object but does not move the object?
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
A model rocket weighing 4.9 N launches from a pad. How much work does the little rocket engine do in the first 4 meters?
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
Which of the following is NOT an example of work?
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
Two weight lifters (Herb and Foley) wonder which one is doing the most work. Which statement is true?
Work=force*distance
a metal bar bracing a leaning brick wall
Herb lifting 50 kg 1.5 meters does more work than Foley lifting 55 kg 1 meter.
joules
none
19.6 J
0.36 J
3,528,000 J
Check it!