A jogger accelerates at a constant rate as she travels 5.0 meters along a straight track from point A to point B ,as
shown in the diagram below.
If her speed was 2.0 meters per second at point A and
will be 3.0 meters per second at point B, how long will it
take her to go from A to B?
A) 1.0 s B) 2.0 s C) 3.3 s D) 4.2 s

Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?

If you wanted to move an electron from the positive to the negative terminal of the battery, how much work w would you need to do on the electron? enter your answer numerically in joules.

Apiece of metal 75g at 110°c is dropped in a container with 500g at 20°c. the h2o if temperature is 24°c find specific heat capacity of metal