Answered: 11. The voltage v = 10cos2t V across a…

11. The voltage v = 10cos2t V across a device and the current through it is 20(1 – e-0.5t )mA. Find the a. the total charge in the device at 1s b. the power consumed by the device at 1s.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 13CQ: Shown below are the results of an experiment where four devices were connected across a variable...

See similar textbooks

Related questions

Q: 5. A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it draw when…

A: Given values: Length of the copper wire, l=2.50 m Diameter, d=2.5 mm Voltage, V=3.0 V Resistivity of…

Q: A charge of 20 C flows out from a battery in 8 s. How much current passes through the lamp

A: We have to find the current passed through the lamp Current is defined as the rate of flow of charge…

Q: A handheld electric fan operates on a 3.00-V battery. If the power consumed by the fan is1.77 W,…

A: Voltage, V = 3 V Power, P = 1.77 W

Q: A current of 10 A flows through a conductor for 13 s. What amount of charge passes through the…

A: Given data : Time = t Current = I To find :…

Q: To power your time machine that you built in your garage, you need 208 A of current. If the…

A: Given data: Current (I) = 208 A Resistance (R) = 12.5 Ω Required: Voltage (V)

Q: 7. A current of 2.0 A exists in a conductor whose terminals are connected across a potential…

A: *** The Three questions (7,8 & 9) are not connected to each other, so according to the bartleby…

Q: An electric train operates on 960 V. What is its power consumption when the current flowing through…

A: GIven data The operating voltage of the train is V = 960 V. The current flowing is I = 1940 A. The…

Q: 7.) Which of the following theoretical formulas is NOT used within the units identity shown below?…

Q: 9. A circuit has 0.667 A of current. How long does it take 2 mC of charge to travel through the…

A: As per our company guidelines we are supposed to answer ?️only first one. Kindly repost other parts…

Q: 3) A battery has an EMF of 9.0 V and an internal resistance of 0.50 a. What is the terminal voltage…

Q: A rechargeable battery has a capacity of 27090 C of charge. When connected to a 2.52 A DC power…

Q: An electric heater takes 23.889 kcal in 20 minutes at 200 V. What is the current drawn by the…

A: Given data: Energy (E) = 23.889 kcal = 23889 cal Time (t) = 20 minutes = 1200 seconds Voltage (V) =…

Q: 5. An electrical device of 48.6 Q resistance performs best when the current is 5.87 A. How much…

A: Here given an electrical device of resistance 48.6 ohm. It's performance is best when the current…

Q: 6. The current I in amperes is inversely proportional to the resistance R in ohms. If the current is…

A: Given: The initial current is 30 A. The initial resistance is 3 Ohm. The final resistance is 5 Ohm.

Q: What is the current in a 15.0-W light bulb when connected to a 131-V emf?

Q: A current of 9 A flows through a conductor for 13 s. What amount of charge passes through the…

A: We know thatQ=I×tQ=amount of chargeI=current in wiret=time

Q: The current in an electric hair dryer is 10 A. How much charge and how many electrons flow through…

Q: 1) A 100 km long high-tension power line is made of aluminum. It has a conductor that is 2.5 inches…

A: Given data: The length of the power line is L=100 km The diameter is d=2.5 in=0.063 m The potential…

Q: 2. A coil wire has a resistance of 250 at 20°C and the resistance of 25.17 at 35°C. What is its…

A: According to our guideline we have to do one question only.As the last part of the first question is…

Q: 1. What is the power input to an electric heater that draws 4 A from a 140-V outlet?

A: Current drawn by electric heater: i = 4 A Voltage difference applied to the electric heater; V = 140…

Q: A conductor requires 50 V in order to pass 1.5 A of current. What is the resistance offered by the…

A: As per Ohm’s law, the resistance offered by the conductor can be determined as, Here, V and I…

Q: 6. A light bulb having resistance of 100 draws 200Ma current form a battery. a) Find the voltage…

Q: A current of 12 A flows through a conductor for 16 s. What amount of charge passes through the…

A: Current, I = 12 A Time, t = 16 s Charge, Q = ?

Q: A lightning stroke lasts 0.03 s and involves a flow of 130 C. What is the current?

A: I=qt

Q: _1. If wire has 1.25 x 1016 electrons flowing through its cross-section in one second, what is the…

A: Given that,number of electron flowing per second, N=1.25×1016charge of 1 electron, q= 1.6×10-19…

Q: An electric train operates on 935 V. What is its power consumption when the current flowing through…

Q: 1. + is an electrical instrument used to measure current. To get the measurement, it is connected in

A: Note :Since you have posted multiple questions, we will solve only the first question for you. If…

Q: A 240 V clothes dryer draws a current of 15 A. How much energy, in KWH and in joules, does it use in…

A: Write the expression for power of the dryer .

Q: 16. A light bulb consumes 75 watts when connected to a household current of 120 V. Find the current…

A: This is based on basic concept of Power

Q: An electric hot plate has a power output of 2.71 kW when connected to a 93.53 V source. What is the…

Q: An electric eel can generate a 396-V, 0.2-A shock for stunning its prey. What is the eel's power…

A: Power is given as, Power = Voltage x Current P =…

Q: 4. The current through 120 is = A & the current through 60 is = W 5. The power dissipated across 80…

A: 1. Current through 12 Ohm Resistance = 1 Amp and Current through 12 Ohm Resistance = 2 Amps 2. Power…

Q: 33. A sample of copper wire has a resistance of 45 ohms at 10°C. What is the maximum operating…

A: Answer Given data Resistance R1 = 45 Ω Temperature T1 = 10 ℃ α = 0.00409 The resistance of the…

Q: An electric hot plate has a power output of 2.9 kW when connected to a 97.96 V source. What is the…

A: Given, Power (P)= 2900 W Voltage(V) = 97.96 V

Q: 1. If electricity costs 15 Bz per kilowatt-hour, how much does it cost to operate a 220 V water…

A: As per guidelines, question 1 is answered. For the remaining question to be answered, post that…

Q: 1.4 Find the voltage drop across a light bulb if 0.05A current flowing through it for 4 seconds…

Q: An electric heater carries a current of 13.5 A when operating at a voltage of 120 V. What is the…

Q: 3. A current of 200 mA flows for 2 minutes. How much charge has passed?

Q: An appliance draws a current of 9.00A. How much charge flows in 5.0 minutes of operation? How many…

A: Given data: Current (I) = 9.00 A Time (t) = 5.0 minutes Required: Amount of charge (q) and number of…

Q: 4. A copper wire has a resistance of 15.00 at a temperature of 14°C. After current passes through…

A: Given data: The resistance of the copper wire at a temperature of 14 °C, Ri=15 Ω. The temperature…

Q: A total of 620 C

A: Solution: Given that Q = 620 C passes through a flashlight in 0.550 h to find the current

Q: .3. A refrigerator uses 1200 W of power. If it has a total resistance of 352, what is the current…

A: Given: The power is 1200 W. The total resistance of the circuit is 35 Ω.

Q: 1. Calculate the resistance of a copper wire that is 3-meter long and has a diameter of 0.005m.

A: 1) Length of copper wire l = 3m diameter of wire d = 0.005 m

Q: small electric motor requires a potential difference of 9.00 V and draws a current of 800.0 mA. If…

Q: 2. I-V graph, has a slope of 8 , what is the current when the voltage is 10 V ? 20 120.

Q: 1. A charge of 3,600 C passes through an electric lamp in 3.0 min. What is the current in the lamp?

A: According to Bartleby guidelines we can only solve the first question at a time. Kindly post rest of…

Q: 28.) A battery contains an emf of 20.0 V. What will be the current, in amperes, flowing through the…

Q: The current in an electron beam in a cathode-ray tube is measured to be 50.0 µA. How many electrons…

A: The rate of change of charge is known as current such that,i=QtBut Q=newhere, n is the number of…

Question

11. The voltage v = 10cos2t V across a device and the current through it is 20(1 – e-0.5t )mA.
Find the
a. the total charge in the device at 1s
b. the power consumed by the device at 1s.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

The current through a 12-gauge wire is given as I(t)=(5.00A)sin(260Hzt)). What is the current density at time 15.00 ms?
When 100.0 V is applied across a 5-gauge (diameter 4.621 mm) wire that is 10 m long, the magnitude of the current density is 2.0X108A/m2 . What is die resistivity of the wire?
What voltage is involved in a 1.44-kW short circuit through a 0.100- resistance?
What is the resistance of a 20.0-m-long piece of 12-gauge copper wire having a 2.053-mm diameter?
A 120-V circuit in a house is equipped with a 20-A fuse that will b1ow if the current exceeds 20 A. What is the smallest resistance that can be plugged into the circuit without causing the fuse to blow?
. All of the electrical outlets in a room are connected in a single parallel circuit (Figure 7.38). The circuit is equipped with a 20-A fuse, and the voltage is 120 V. (a) What is the maximum total power that can be supplied by the outlets without blowing the fuse? (b) How many 1,200-W appliances can be plugged into the sockets without blowing the fuse?
A potential difference of 12 V is found to produce a current of 0.40 A in a 3.2-m length of wire with a uniform radius of 0.40 cm. What is (a) the resistance of the wire? (b) The resistivity of the wire?
A potential difference of 12 V is found to produce a current of 0.40 A in a 3.2-m length of wire with a uniform radius of 0.40 cm. What is (a) the resistance of the wire? (b) The resistivity of the wire?
What is the current in milliamperes produced by the solar cells of a pocket calculator through which 4.00 C of charge passes in 4.00 h?
A flashlight uses batteries that add up to 3.0 V and has a power output of 0.50 W. (a) How much current is drawn from the batteries? (b) What is the effective resistance of the flashlight?
Shown below are the results of an experiment where four devices were connected across a variable voltage source. The voltage is increased and the current is measured. Which device, if any, is an ohmic device?
Integrated Concepts What current must be produced by a 12.0-V battery-operated bottle warmer in order to heat 75.0 g of glass, 250 g of baby formula, and 3.00102 g of aluminum from 20.0°C to 90.0°C in 5.00 min?