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1. A weight lifter lifts

A weight lifter lifts a barbell from the ground, raises it at a constat velocity and holds it motionless over his head. How does
1. 4 answers
2. asked by Sally
3. 717 views
When a weight-lifter lifts a weight equal to his upper body weight his trunk makes an angle of 40 degrees, with the vertical, as
1. 0 answers
2. asked by dmkp
3. 600 views
When a weight-lifter lifts a weight equal to his upper body weight his trunk makes an angle of 40 degrees, with the vertical, as
1. 1 answer
2. asked by dmkp
3. 1,034 views
When a weight-lifter lifts a weight equal to his upper body weight his trunk makes an angle of 40 degrees, with the vertical, as
1. 0 answers
2. asked by dmkp
3. 534 views
A weight lifter lifts a 200 kg barbell from the floor to a position directly over his head 2.5 meters. How much work did he do?
1. 1 answer
2. asked by Mason
3. 3,372 views
A weight lifter is bench-pressing a barbell whose weight is 710 N. He raises the barbell a distance of 0.65 m above his chest
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2. asked by Amiel
3. 1,362 views
Eldon "The King" Hackton says . . .,end bold,A photograph of a weight lifter from the early 1900s. The weight lifter is holding
1. 1 answer
2. 34 views
A weight lifter lifts a set of weights a verticaldistance of 2.07 m. If a constant net force of 335 N is exerted on the weights,
1. 1 answer
2. asked by Erin
3. 831 views
In exercising, a weight lifter loses 0.100 kg of water through evaporation, the heat required to evaporate the water coming from
1. 0 answers
2. asked by Louise
3. 587 views
In exercising, a weight lifter loses 0.236 kg of water through evaporation, the heat required to evaporate the water coming from
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2. asked by Jay
3. 539 views