Podcast
Questions and Answers
Which energy storage element stores energy in the capacitor in the given circuit?
Which energy storage element stores energy in the capacitor in the given circuit?
- Capacitor (correct)
- Resistor
- Inductor
- Voltage source
What is the first state equation for the given circuit?
What is the first state equation for the given circuit?
- $\frac{di}{dt} = \frac{1}{R}(v_s - v_1 - L_i)$
- $\frac{dv_1}{dt} = \frac{1}{L}i$
- $\frac{di}{dt} = \frac{1}{L}(v_s - v_1 - R_i)$ (correct)
- $\frac{dv_1}{dt} = \frac{1}{C}i$
What concept allows us to deal with algebraic equations rather than differential equations in circuit analysis?
What concept allows us to deal with algebraic equations rather than differential equations in circuit analysis?
- Laplace transform (correct)
- Impedance
- State variables
- Transfer function
According to the text, what is the equation for planar motion when an object can translate in two dimensions and rotate only about an axis perpendicular to the plane?
According to the text, what is the equation for planar motion when an object can translate in two dimensions and rotate only about an axis perpendicular to the plane?
What is the mass moment of inertia defined as?
What is the mass moment of inertia defined as?
What is the formula for the mass moment of inertia about a rotation axis parallel to the body's axis of symmetry at a distance d?
What is the formula for the mass moment of inertia about a rotation axis parallel to the body's axis of symmetry at a distance d?
Which equation represents the relationship between the velocities of mass mA and mass mB in the given system?
Which equation represents the relationship between the velocities of mass mA and mass mB in the given system?
What is the acceleration of block B in the pulley system when using free body diagrams?
What is the acceleration of block B in the pulley system when using free body diagrams?
What is the total energy in the system in the given pulley system problem?
What is the total energy in the system in the given pulley system problem?
What is the relationship between the velocities ẋA and ẋB in the given pulley system problem?
What is the relationship between the velocities ẋA and ẋB in the given pulley system problem?
According to the parallel-axis theorem, what is the moment of inertia of a sphere of mass m and radius R about an axis parallel to and a distance d away from its center?
According to the parallel-axis theorem, what is the moment of inertia of a sphere of mass m and radius R about an axis parallel to and a distance d away from its center?
In the single-drum hoist problem, what is the equation of motion for the drum?
In the single-drum hoist problem, what is the equation of motion for the drum?
In the pendulum with a concentrated mass problem, what is the linearized equation of motion assuming small angles?
In the pendulum with a concentrated mass problem, what is the linearized equation of motion assuming small angles?
What is the work-energy relationship for rotational motion?
What is the work-energy relationship for rotational motion?
According to the text, which condition satisfies the approximation that the tension forces in the cable are approximately equal?
According to the text, which condition satisfies the approximation that the tension forces in the cable are approximately equal?
In the pulley system shown in Figure 3.2.6a, if the pulley inertia is nonnegligible, how does it affect the result of m1 lifting m2?
In the pulley system shown in Figure 3.2.6a, if the pulley inertia is nonnegligible, how does it affect the result of m1 lifting m2?
What is the equation of motion for the pulley system shown in Figure 3.2.6a, in terms of x?
What is the equation of motion for the pulley system shown in Figure 3.2.6a, in terms of x?
What is the expression for the tension force T1 in the cable of the pulley system shown in Figure 3.2.6a?
What is the expression for the tension force T1 in the cable of the pulley system shown in Figure 3.2.6a?
