Applied Mechanics and Graphic Statics
The ratio of kinetic energy and potential energy of a simple harmonic oscillator, at a displacement equal to half its amplitude is given by

0.042361111111111
0.043055555555556
0.084027777777778
0.12569444444444

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
The angle of friction is:

The force of friction at which the body is just about to move
The ratio of the friction and the normal reaction
The angle between the normal reaction and the resultant of normal reaction and limiting friction
The force of friction when the body is in motion

ANSWER DOWNLOAD EXAMIANS APP