Find the current 12 (in A). A. 3 B. 6 C. 1 D. -5 79 m 12V w 202 7 30 112

Q: A piece of metal wire has a resistance of 50 ohms. When it is stretched to 3 times of its length,…

A: Resistance of wire is,  R=ρlA Here,  l is length of wire.  So, resistance is directly proportional…

Q: A certain compact disc player draws a current of 430 mA at 27.0 V. How much power is required to…

A: Given: Current. I=430 mA=0.430 A Potential, V=27 V Formula: P=VI Where P is power            V is…

Q: The electric power of a lamp that carries 2-A at 120-V is

A: electric power = Current x  voltage   electric power of a lamp = (2A) x (120V)  electric power of a…

Q: What is the total charge of the entire circuit if it is connected to a 12-V battery? A. 83.76 µC B.…

A: First, we find the total capacitance in the circuit. Then we calculate the total charge in the…

Q: What is the equivalent resistance between points a and b when R = 11 2? %3D R 2R www 3R www Select…

A: Value of R = 11 ohm To find : the value of equivalent resistance between points a and b

Q: 10. If V=25V, what is the current through R2? (0.25A) R, = 10 N R2 = 20 N R3 = 20 N R4= 30 N

A: Given V=25V

Q: A typical electric hair dryer designed to operate on a 120 V supply is rated at 1.5 kV What is the…

A:

Q: A heating element is to deliver 1.00 kw when operated on a 220 V circuit. The current flow when it…

A: Given thatA heating element is to deliver power, P=1KW=1000W when operated on a V=220V circuit.we…

Q: + R1 R2 10 V 수 V. = 3 V

A: According to Kirchhoff's voltage law, the total voltage in any closed loop is zero.  Let the current…

Q: A certain compact disc player draws a current of 330 mA at 21.0 V. How much power is required to…

A:

Q: A certain compact disc player draws a current of 340 mA at 27.0 V. How much power is required to…

A: The power required =V.I V = 27.0 V I = 340 mA = 0.34A Power = 27 x 0.34           = 9.18 Watts

Q: How much chemical energy must a 1.25V flashlight battery expend in producing a current flow of 150…

A:

Q: equivalent resistance as seen by the battery.

A:

Q: 33. If the battery has a voltage of 12V, what is the current through the battery? E. 5 A 12 C. 2 A…

A: Given, Emf of battery,V=12 V Resistance,R1=R2=R3=3Ω,R4=1Ω

Q: In the following diagram, the current passing throueh 20 Ohm is 1.5 A. 20-2 1.5A www 302 www 402 502…

A: Given: Resistance = 20 Ω Current = 1.5 A