3 Answered Questions for the topic Math-Based Physics

Math Based physics Physics 11th Grade

10/28/15

#### Physics Help?

1. A man jumps a fence 2.45 m. If the PEg at the top point of his trajectory was 1.59 * 10^3 J, what was his mass? a) 666 kg b) 662 kg c) 66.2 kg d) 26.6 kg   2. You slide a 5-kg object up a... more
Math Based physics Physics 11th Grade

10/28/15

#### Physics Help?

A bullet going 153 m/s crashes through a wood plank. After passing through the plank, its speed is 130 m/s. Another bullet, of same mass and size traveling at 92 m/s is also fired at the plank.What... more
Math Based physics Physics 11th Grade

10/28/15

#### Physics Help?

A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N.a.) How much work is done?b.) What is the change in the PE of the box?c.) What is the... more

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