Thursday
April 2, 2015

Homework Help: physics

Posted by Anonymous on Friday, November 9, 2012 at 4:27pm.

An athlete whose mass is 94.0 is performing weight-lifting exercises. Starting from the rest position, he lifts, with constant acceleration, a barbell that weighs 600 . He lifts the barbell a distance of 0.50 in a time of 2.2 .
Part A
Use Newton's laws to find the total force that his feet exert on the ground as he lifts the barbell.
Express your answer using two significant figures.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - An athlete whose mass is 94.0 is performing weight-lifting exercises. ...
Science - A weight lifter lifts a barbell from the ground, raises it at a ...
Physics - The box of a well-known breakfast cereal states that one ounce of the ...
Physics - the work done in lifting a 600-N barbell 1.6m above the floor. What is...
physics - A weightlifter holding a 500 kg barbell waist high carries the barbell...
physical science - Trying to find the power to this ?. A weightlifter lifts a ...
Biomechanics - A weightlifter performing a curl with a 320 N barbell stops the ...
ASU - A weightlifter performing a curl with a 320 N barbell stops the lifting ...
physics - During a workout, a person repeatedly lifts a 13 lb barbell through a ...
Physics - thermal mechanical - During a workout, a person repeatedly lifts a 13...

Members