Questions
The output voltage of an AC generator is given by ?v = 121 V sin (32?t)....

The output voltage of an AC generator is given by ?v = 121 V sin (32?t). The generator is connected across a 0.007 H inductor. Find the following.

(a) frequency of the generator?=____ Hz

(b) rms voltage across the inductor?=____ V

(c) inductive reactance?=____ ohms

(d) rms current in the inductor?=____ A

(e) maximum current in the inductor?=____ A

(f) average power delivered to the inductor?=____ W

(g) Find an expression for the instantaneous current. (Use the following as necessary: t.)

" i=_________ "

(h) At what time after t = 0 does the instantaneous current first reach 1.00 A? (Use the inverse sine function.)?=_____ s


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In: Physics

Suppose two batteries, with unequal emfs of 2.00 V and 3.00 V, are connected as shown...

Suppose two batteries, with unequal emfs of 2.00 V and 3.00 V, are connected as shown in (Figure 1) If each internal resistance is r = 0.400? , and R = 4.00 ?, what is the voltage across the resistor R?

In: Physics

A proton moves from a location where V =75 V to a spot whereV = -20...

A proton moves from a location where V =75 V to a spot whereV = -20 V.

(a) What is the change in the proton's kinetic energy?

(b) If we replace a proton with an electron, what is the change in kinetic energy?

In: Physics

Let u and v be two integers and let us assume u^2 + uv +v^2 is...

Let u and v be two integers and let us assume u^2 + uv +v^2 is divisible by 9. Show that then u and v are divisible by 3. (please do this by contrapositive).

In: Advanced Math

*Please show work and explain* Prove that a vector space V over a field F is...

*Please show work and explain*

Prove that a vector space V over a field F is isomorphic to the vector space L(F,V) of all linear maps from F to V.

In: Advanced Math

Why does multiple slit experiment have unequal fringes? What is the effect of adding more slits?...

Why does multiple slit experiment have unequal fringes?

What is the effect of adding more slits?

What is the effect of increasing the width of the slit in a double slit experiment?

In: Physics

8. Design an experiment to determine the optimal temperature for enzyme function, complete with controls. Where...

8. Design an experiment to determine the optimal temperature for enzyme function, complete with controls. Where would you find the enzymes for this experiment? What substrate would you use?

In: Biology

Describe how the Hershey-Chase experiment demonstrated that DNA is the genetic material, not protein as previously...

Describe how the Hershey-Chase experiment demonstrated that DNA is the genetic material, not protein as previously thought. Explain how they used radioactive isotopes and bacteriophages in their experiment and summarize their conclusions.

In: Biology

Design an experiment to determine the changes in the transcriptome (global gene expression) of human cells...

Design an experiment to determine the changes in the transcriptome (global gene expression) of human cells in response to infection with the influenza virus. The experiment must be explained in detailed and have an appropriate control.

In: Biology

Decide whether the experiment is a binomial experiment. If it is not, explain why. You observe...

Decide whether the experiment is a binomial experiment. If it is not, explain why. You observe the gender of the next 50 babies born at a local hospital. The random variable represents the number of girls.

In: Statistics and Probability