Physics-Acceleration

[Bama]

There are 2 question but the 2nd question solution is derive from the 1st question.

1. A box is sliding down a plane inclined at an angle of 20 degrees from the horizontal. Find the acceleration of the box, neglecting friction and air resistance.

2. A box that is hurled up the inclined plane starts up the plane with an initial velocity of 1000 cm/sec. Find the speed of the box moving up the plane 3 sec later.

[ZapperZ]

Please direct questions like these to the Homework section and not to the Physics main section.

You also need to show what you know and what you have attempted.

Zz.