Question

A particle P of mass 2kg is attached to the end of a light inextensible string, the other

end of which is fixed at a point O. The length of the string is 0.5m. When the particle is

hanging directly below O, it is projected horizontally with speed 3ms-1

. Find the speed of

the particle and the tension in the string when the particle has moved through an angle

of 45 degrees.

Answer 1

Answer:

2.45

Explanation:

Watch your physics teacher's class on edmodo.

:)     ^_^