Curriculum
Login

Curriculum

Physics

Chapter 1 - Electric Current, Ohms Law and Kirchhoffs Laws

0/20

Chapter 2 - Magnetic Effects of Electric Current and Measuring Instruments

0/22

Chapter 3 - Electromagnetic Induction and AC Dynamo and Transformer

0/24

Chapter 4 - Alternating Current AC Circuits

0/30

Chapter 5 - Dual Nature of Wave and Particle

0/33

Chapter 6 - Atomic Spectra and X-Rays

0/28

Chapter 7 - Lasers and Principles

0/31

Chapter 8 - Modern Electronics and Semiconductors

0/31

More lessons

0/83
Quiz

Lesson 1 Quiz: Electric Current, Potential Difference, Resistance and Resistivity

Submit quiz
Once you submit, you will no longer be able to change your answers. Are you sure you want to submit the quiz?
Cancel Submit
  • Questions count: 20
Start Quiz
1.
STEM Kirchhoff's Laws Problem 37: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
6 A flowing away from junction A
4 A flowing toward junction A
4 A flowing away from junction A
2 A flowing toward junction A
2.
STEM Kirchhoff's Laws Problem 4: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I4
4 A flowing toward junction A
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing away from junction A
3.
STEM Kirchhoff's Laws Problem 25: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing away from junction A
4 A flowing toward junction A
4.
STEM Kirchhoff's Laws Problem 2: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I4
4 A flowing away from junction A
4 A flowing toward junction A
6 A flowing away from junction A
2 A flowing toward junction A
5.
If the frequency of an AC circuit containing a capacitor is doubled, its capacitive reactance (\(X_C\)) will:
A) Double
C) Decrease to half its initial value
D) Remain unchanged
B) Quadruple
6.
STEM Kirchhoff's Laws Problem 35: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
2 A flowing toward junction A
4 A flowing away from junction A
4 A flowing toward junction A
6 A flowing away from junction A
7.
STEM Kirchhoff's Laws Problem 38: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
6 A flowing away from junction A
4 A flowing toward junction A
4 A flowing away from junction A
2 A flowing toward junction A
8.
STEM Kirchhoff's Laws Problem 42: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing away from junction A
6 A flowing away from junction A
4 A flowing toward junction A
2 A flowing toward junction A
9.
STEM Kirchhoff's Laws Problem 39: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing toward junction A
4 A flowing away from junction A
10.
STEM Kirchhoff's Laws Problem 14: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing toward junction A
4 A flowing away from junction A
2 A flowing toward junction A
6 A flowing away from junction A
11.
STEM Kirchhoff's Laws Problem 28: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing toward junction A
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing away from junction A
12.
STEM Kirchhoff's Laws Problem 26: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing toward junction A
2 A flowing toward junction A
4 A flowing away from junction A
6 A flowing away from junction A
13.
STEM Kirchhoff's Laws Problem 40: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing toward junction A
4 A flowing away from junction A
2 A flowing toward junction A
6 A flowing away from junction A
14.
STEM Kirchhoff's Laws Problem 22: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing toward junction A
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing away from junction A
15.
STEM Kirchhoff's Laws Problem 9: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I4
2 A flowing toward junction A
4 A flowing away from junction A
4 A flowing toward junction A
6 A flowing away from junction A
16.
STEM Kirchhoff's Laws Problem 6: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I4
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing away from junction A
4 A flowing toward junction A
17.
STEM Kirchhoff's Laws Problem 43: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing away from junction A
4 A flowing toward junction A
6 A flowing away from junction A
2 A flowing toward junction A
18.
STEM Kirchhoff's Laws Problem 5: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I4
4 A flowing toward junction A
2 A flowing toward junction A
4 A flowing away from junction A
6 A flowing away from junction A
19.
STEM Kirchhoff's Laws Problem 32: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
4 A flowing toward junction A
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing away from junction A
20.
STEM Kirchhoff's Laws Problem 13: In a closed circuit junction, currents I1 = 2 A and I2 = 3 A flow toward junction A, while I3 = 1 A flows away. According to Kirchhoff's First Law (KCL), what is the magnitude and direction of the remaining current I
6 A flowing away from junction A
2 A flowing toward junction A
4 A flowing away from junction A
4 A flowing toward junction A
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20