Recent content by Eagle Eyes

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    Angular Freq. of small oscillations on a wheel/spring.

    Hello, i have no idea how to do this problem. Can someone PLEASE PLEASE explain me how to do this problem step by step. I really need to know how to do this.
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    High School Basic Physics Law: Why Brakes Make Car Front Go Down, Rear Go Up

    When we hit brakes on a forward moving car, the front of the car moves down and the rear moves up. Why?
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    How Much Force to Overcome a Step with a Wheel?

    Homework Statement A wheel of radius R and mass M is dragged over a step of height h by force F applied horizontally at its center. What is the maximum value of F required so that the wheel climbs over the step? (Hint: wheel climb is equivalent to a rotation around the point of contact with...
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    Undergrad How do I calculate the impulse delivered by a pipe bending machine?

    A pipe bending machine applies a force (in Newtons) given by F(t) - 19.2t - 3t^2, where t is in seconds. The impulse delivered to a pipe during the interval t =0 to 6.4 sec equals.. The answer is 131 N-s. But why.. can somebody explain it step by step. URGENT help required. Thanks a lot.