subject
Physics, 10.07.2021 21:20 kenna0

A weightlifter must exert 25 Newtons of force to lift a set of barbells 2 meters off the ground.
How much work did he do on the barbells when he lifted
them?

A. 50 Nm
B. 2.5 Nm
C. 0 Nm

ansver
Answers: 1

Another question on Physics

question
Physics, 21.06.2019 16:00
Stion 13 of 20 : select the best answer for the question. 13. if a certain mass of mercury has a volume of 0.002 m3 at a temperature of 20Β°c, what will be the volume at 50Β°c? a. 0.002021624 m3 b. 0.004021624 m3 c. 0.000010812 m3 d. 0.002010812 m3
Answers: 1
question
Physics, 22.06.2019 11:00
A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?
Answers: 3
question
Physics, 22.06.2019 11:30
Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above
Answers: 1
question
Physics, 22.06.2019 17:40
The weights of bags filled by a machine are normally distributed with a standard deviation of 0.05 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it required that only 1% of the bags weigh less than 9.5 kilograms? round the answer to 2 decimal places.
Answers: 1
You know the right answer?
A weightlifter must exert 25 Newtons of force to lift a set of barbells 2 meters off the ground.
Questions
question
Health, 18.01.2021 08:30
question
Mathematics, 18.01.2021 08:30
question
Engineering, 18.01.2021 08:30
question
Biology, 18.01.2021 08:30
Questions on the website: 13722360