A 50-N Force Acts on a 2-Kg Crate That Starts

question 51

Multiple Choice

A 50-N force acts on a 2-kg crate that starts from rest. When the force has been acting for 2 s the rate at which it is doing work is:

• A) 75 W
• B) 100 W
• C) 1000 W
• D) 2500 W
• E) 5000 W

Understand the concept of electrical resonance in LC circuits.

Calculate apparent power in RLC parallel circuits.

Understand and apply the concept of power factor correction.

Understand the basic principles and functions of different types of electronic filters.

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Definitions:

Axon

Elongated portion of a neuron that conducts nerve impulses, typically from the cell body to the synapse.

Synapse

The junction between two neurons or a neuron and a muscle, where electrical or chemical signals are transmitted across.

Dendrites

Branch-like extensions of neurons that receive signals from other nerve cells and conduct them toward the cell body.

Cerebrum

The largest part of the brain, responsible for voluntary activities, cognition, memory, and learning; it is divided into two hemispheres.