Exam 33: Alternating-Current Circuits

Determine the rms voltage for the circuit.

(Multiple Choice)

4.7/5

(42)

Question 61

A current I = 3 sin (400 t)amperes flows in a series RL circuit in which L = 1 mH and R = 100Ω.What is the average power loss?

(Multiple Choice)

4.8/5

(39)

Question 62

All three circuits below have R = 100 Ω,C = 1.0 mF and emf ε = (5.0 V)sin (377 t).The inductors in (B)and (C)are placed sufficiently far apart so that they do not alter one another's inductance.Such inductors add combine like resistors.Which statement regarding the angular resonance frequencies ω_A,ω_B and ω_C is correct?

(Multiple Choice)

4.8/5

(38)

Question 63

A 60.0-Hz ac generator with a peak voltage of 110 V drives a series RL circuit with R = 10.0 Ω and L = 10.0 mH.The impedance is

(Multiple Choice)

4.8/5

(42)

Question 64

A 2.0-μF capacitor in series with a 2.0-kΩ resistor is connected to a 60-Hz ac source.Calculate the impedance of the circuit.

(Multiple Choice)

5.0/5

(36)

Question 65

Showing 61 - 65 of 65

Exam 33: Alternating-Current Circuits

Determine the rms voltage for the circuit.

A current I = 3 sin (400 t)amperes flows in a series RL circuit in which L = 1 mH and R = 100Ω.What is the average power loss?

A 60.0-Hz ac generator with a peak voltage of 110 V drives a series RL circuit with R = 10.0 Ω and L = 10.0 mH.The impedance is

A 2.0-μF capacitor in series with a 2.0-kΩ resistor is connected to a 60-Hz ac source.Calculate the impedance of the circuit.

Physics and Measurement

Motion in One Dimension

Vectors

Motion in Two Dimensions

The Laws of Motion

Circular Motion and Other Applications of Newtons Laws

Energy of a System

Conservation of Energy

Linear Momentum and Collisions

Rotation of a Rigid Object About a Fixed Axis

Angular Momentum

Static Equilibrium and Elasticity

Universal Gravitation

Fluid Mechanics

Oscillatory Motion

Wave Motion

Sound Waves

Superposition and Standing Waves

Temperature

The First Law of Thermodynamics

The Kinetic Theory of Gases

Heat Engines, entropy, and the Second Law of Thermodynamics

Electric Fields

Gausss Law

Electric Potential

Capacitance and Dielectrics

Current and Resistance

Direct-Current Circuits

Magnetic Fields

Sources of the Magnetic Field

Faradays Law

Inductance

Electromagnetic Waves

The Nature of Light and the Principles of Ray Optics

Image Formation

Wave Optics

Diffraction Patterns and Polarization

Relativity

Introduction to Quantum Physics

Quantum Mechanics

Atomic Physics

Molecules and Solids

Nuclear Structure

Applications of Nuclear Physics

Particle Physics and Cosmology

Filters