Users Also Read
MCQ's Search Engine
Electrical Engineering
Mechanical Engineering
Civil Engineering
Automobile Engineering
Chemical Engineering
Computer Engineering
Electronics Engineering
Medical Science Engg
For the circuit
shown in Fig. determine the
unknown voltage drop V_{1}
| |
A. | 18 V [Wrong Answer] |
B. | 19 V [Correct Answer] |
C. | 20 V [Wrong Answer] |
D. | 21 V [Wrong Answer] |
View Answer
Explanation:-
Answer : B Discuss it below :According to Kirchhoff's voltage law, the sum of the potential drops is equal to the sum of the potential rises; Therefore, 30 = 2 + 1 + V_{1} + 3 + 5 or V_{1} = 30 - 11 = 19 V !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ A 5 Ω resistor has a voltage rating of 100 V. What is its power rating?
4kW
6kW
2kW
8kW
⇒ How many coulombs do 93.8 X 10^{16} electrons represent?
0.15 C
0.11 C
0.17 C
0.16 C
⇒ What is the power in watts if energy equal to 50 J is used in 2.5 s?
30W
20W
40W
50W
⇒ For the circuit shown in Fig. determine the unknown voltage drop V_{1}
18 V
19 V
20 V
21 V
⇒
Burned out
Tolerate
No idea
Burned out after a long time
⇒ Ten coulombs of charge flow past a given point in a wire in 2 s. What is the current in amperes?
7 C
8 C
6 C
5 C
⇒ Determine the current if a 10 coulomb charge passes a point in 0.5 seconds.
10A
20A
0.5A
2A
⇒ An amount of energy equal to 100 J is used in 5 s. What is the power in watts?
10 W
20 W
30 W
40 W
⇒ Five coulombs of charge flow past a given point in a wire in 2 s.How many amperes of current is flowing?
25A
.25A
2.5A
2A
⇒ A certain electronic power supply requires 25 W of input power. It can produce an output power of 20 W. What is its efficiency in percentage and what is the power loss?
90% & 10W
70% & 2.5W
80% & 5W
100% & 7.5W
⇒ If 50 J of energy are available for every 10 C of charge, what is the voltage?
10 V
6 V
4 V
5 V
⇒ A resistor with a current of 3 A through it converts 500 J of electrical energy to heat energy in 12 s. What is the voltage across the resistor?
13.84
16.88
16.84
13.88
⇒ If 70 J of energy is available for every 30 C of charge, what is the voltage?
3.33 V
2.33 V
4.33 V
5.33 V
⇒ If a resistor has 5.5 V across it and 3 mA flowing through it, what is the power?
16.5 mW
15 mW
1.83 mW
16.5W
⇒ Determine the voltage of 100 J/25 C.
100V
25V
4 V
0.25V
⇒ A 100 Ω resistor is connected across the terminals of a 2.5V battery. What is the power dissipation in the resistor?
25 W
100 W
0.4 W
6.25 W
⇒ What is the vottage of a battery that uses 800 J of energy to move 40 C of charge through a resistor?
800V
40V
25V
20V
⇒ A 5 Ω resistor has a voltage rating of 100 V. What is its power rating?
4kW
6kW
2kW
8kW
⇒ How many coulombs do 93.8 X 10^{16} electrons represent?
0.15 C
0.11 C
0.17 C
0.16 C
⇒ What is the power in watts if energy equal to 50 J is used in 2.5 s?
30W
20W
40W
50W
⇒ For the circuit shown in Fig. determine the unknown voltage drop V_{1}
18 V
19 V
20 V
21 V
⇒
Determine whether the resistor in circuit of Figure below has possibly been damaged by overheating.
Burned out
Tolerate
No idea
Burned out after a long time
⇒ Ten coulombs of charge flow past a given point in a wire in 2 s. What is the current in amperes?
7 C
8 C
6 C
5 C
⇒ Determine the current if a 10 coulomb charge passes a point in 0.5 seconds.
10A
20A
0.5A
2A
⇒ An amount of energy equal to 100 J is used in 5 s. What is the power in watts?
10 W
20 W
30 W
40 W
⇒ Five coulombs of charge flow past a given point in a wire in 2 s.How many amperes of current is flowing?
25A
.25A
2.5A
2A
⇒ A certain electronic power supply requires 25 W of input power. It can produce an output power of 20 W. What is its efficiency in percentage and what is the power loss?
90% & 10W
70% & 2.5W
80% & 5W
100% & 7.5W
⇒ If 50 J of energy are available for every 10 C of charge, what is the voltage?
10 V
6 V
4 V
5 V
⇒ A resistor with a current of 3 A through it converts 500 J of electrical energy to heat energy in 12 s. What is the voltage across the resistor?
13.84
16.88
16.84
13.88
⇒ If 70 J of energy is available for every 30 C of charge, what is the voltage?
3.33 V
2.33 V
4.33 V
5.33 V
⇒ If a resistor has 5.5 V across it and 3 mA flowing through it, what is the power?
16.5 mW
15 mW
1.83 mW
16.5W
⇒ Determine the voltage of 100 J/25 C.
100V
25V
4 V
0.25V
⇒ A 100 Ω resistor is connected across the terminals of a 2.5V battery. What is the power dissipation in the resistor?
25 W
100 W
0.4 W
6.25 W
⇒ What is the vottage of a battery that uses 800 J of energy to move 40 C of charge through a resistor?
800V
40V
25V
20V