A 400-Kg Block Rests Between the Floor and a 3

question 82

Multiple Choice

A 4.00-kg block rests between the floor and a 3.00-kg block as shown in the figure.The 3.00-kg block is tied to a wall by a horizontal rope.If the coefficient of static friction is 0.800 between each pair of surfaces in contact,what horizontal force F must be applied to the block to make it move?

• A) 16.2 N
• B) 54.9 N
• C) 21.1 N
• D) 23.5 N
• E) 78.4 N

---

Definitions:

Transference

A psychoanalytical concept where patients project feelings about figures from their past onto the therapist, unknowingly replicating past relationships.

Dream Interpretation

The analysis of the hidden meaning or significance of dreams, often used in psychotherapy and psychoanalysis.

Psychosexual Development

A Freudian theory that describes how personality develops during childhood through a series of stages focused on erogenous zones.

Fixation

An obsessive focus or attachment to a particular stage of development, object, or activity, often resulting in stagnation in psychological growth.