Applied Mechanics and Graphic Statics
Kinetic friction may be defined as

Friction force acting when the body is in motion
Friction force acting when the body is just about to move
Angle between normal reaction and resultant of normal reaction and limiting friction
Ratio of limiting friction and normal reaction

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
Pick up the incorrect statement from the following. In a simple harmonic motion

Acceleration is zero at the mean position
Velocity is minimum at the end of the stroke
Velocity is maximum at its mean position
Acceleration is minimum at the end of the stroke

ANSWER DOWNLOAD EXAMIANS APP