Question

A weightlifter raises a barbell with a mass of 68.2 kg. The barbell is raised 0.800 meters by the weightlifter. The work performed on the barbell by gravity is ____ J.

Name: A weightlifter raises a barbell with a mass of 68.2 kg. The barbell is raised 0.800 meters by the weightlifter. The work performed on the barbell by gravity is J.
Uploaded: 2023-03-08T08:55:45-08:00
Duration: 1 min 40 s
Channel: Narayan Hari
Description: A weightlifter raises a barbell with a mass of 68.2 kg. The barbell is raised 0.800 meters by the weightlifter. The work performed on the barbell by gravity is J.

          A weightlifter raises a barbell with a mass of 68.2 kg. The barbell is raised 0.800 meters by the weightlifter. The work performed on the barbell by gravity is ____ J.

A weightlifter raises a barbell with a mass of 68.2 kg. The barbell is raised 0.800 meters by the weightlifter. The work performed on the barbell by gravity is J.

Added by Johnny C.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Narayan Hari

03/08/2023

Step 1

The gravitational force can be calculated using the formula F = m * g, where m is the mass of the barbell and g is the acceleration due to gravity (9.81 m/s^2). F = 68.2 kg * 9.81 m/s^2 F = 668.742 N Show more…

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A weightlifter raises a barbell with a mass of 68.2 kg. The barbell is raised 0.800 meters by the weightlifter. The work performed on the barbell by gravity is J. y A weightlifter raises a barbell with a mass of 68.2 kg. The barbell is raised 0.800 meters by the weightlifter. The work performed on the barbell by gravity is J.