logo

Crowdly

Browser

Add to Chrome

Questions Bank (1395400 total)

O circuito abaixo é alimentado por uma fonte de corrente alternada senoidal de frequência , contendo:

  • Um resistor de
  • Um indutor de
  • Um capacitor de

Observe o circuito:

Circuito RLC com defasagem

Com base nesses valores, o circuito apresenta defasagem:

View this question
A figura mostra uma corrente alternada com forma de onda quadrada com amplitude . Qual o valor eficaz dessa corrente?

0%
0%
0%
0%
0%
View this question

A figura mostra uma corrente alternada senoidal pura com amplitude . Qual é o valor eficaz ?

View this question

Select all flowcharts that correctly represent the code provided below:

0%
0%
0%
0%
View this question

What is the final value of a (to two decimal places with rounding) after all code shown finishes executing?

a = 1.8

b = 8.4

View this question

Given the code shown below

Image failed to load

Correctly identify the scope of all the unique variables shown.

View this question

Given the code shown below, map out its execution flow in steps.

Image failed to load

View this question

Select all the valid loop structures below.

You may assume that all variables are declared and hold valid values.

0%
View this question

Identify all code snippets that correctly implement the requirements stated:

  • if the value held in the variable value is between 0 and 100 (exclusive), print "Correct!" 

View this question

Uma corrente senoidal com valor eficaz de atravessa um resistor de

Qual a potência dissipada no resistor?

0%
0%
0%
0%
0%
View this question