Solve for the time it will take for an electric charge to travel through a 6 km copper conductor having a cross sectional area of 2.5 cm2. Also, what will be the drift velocity if you can measure 2 amperes flowing through the conductor.
Q: positively charged ball falls vertically along the lines of a uniform electric field. The weight of…
A:
Q: What is the speed of a wave on a string which is 2m long, tied at both ends, has a mass of 1g, tied…
A: Given data: Length (L) = 2 m Mass (m) = 1 g = 1×10-3 kg Tension (T) = 10 N Required: Speed of the…
Q: In (Figure 1), how much force does the fluid exert on the end of the cylinder at A? How much force…
A:
Q: From a speed of 20 m/s, a car decelerates at a constant rate of 0.14 m/s² along a straight path. How…
A:
Q: What frequency are 20 mm microwaves?
A: The wavelength of the microwave is given as λ=20 mm=0.02 m
Q: John is moving the drawer from one place to another, instead of pushing he used a rope to pull it…
A:
Q: 10 V and ɛz = 6 V. Find the In the circuit shown, R1 = 3 N, R2 = 2 N, R3 = 5 N, ɛ = 4 V, ɛ2 currents…
A:
Q: 2of 10 > Beden I Constacts A giant "egg explodes as part of a fireworks display. The egg is at rest…
A:
Q: a cyclotron facility, 106 atoms of F-18 were created. The half-life of F-18 is 110 minutes. After…
A:
Q: will its frequency change? Question 4 options: Increase by a factor of 2 Increase by a…
A:
Q: An object has a weight of 9 N when it is in air and 7.2 N when it is submerged into water. What is…
A: Given: The weight of the object in the air is 9 N. The weight of the object inside the water is 7 N.…
Q: Calculate the net charge at 7.0 µC located at the peak of an equilateral triangle.
A: The net Force at 7.0 micro coulomb is 0.873 N
Q: Write Kirchhoff's rules for the two loops and one junction for circuit shown below. (b) Solve the…
A:
Q: Any body moving with simple harmonic motion is being acted by a force that is proportional to…
A:
Q: Suppose you have polarized light of intensity 170 W/m2. What will its intensity be after passing…
A: Given: The intensity of the polarized light is 170 W/m2. The angle between the polarizing filter…
Q: Albert Einstein received the Nobel Prize in Physics in 1921 "for his services to theoretical…
A: The correct answer is option (1) i.e. It essentially describes how photons of light provide energy…
Q: a. at T
A:
Q: Sailors use the following quadratic function to estimate wave height h, in feet, from wind speed w,…
A: Given Data: The quadratic function of height h and wind speed w is: h=0.02w2 (a) The speed of the…
Q: Anti-reflective coatings on lenses use thin-film interference to eliminate the reflection of a…
A: The minimum thickness of the film is 101.52 nm
Q: hich of these follows? ) There is a reflected ray only OThere is a refracted ray only ) There is a…
A: When light is incident at a boundary between the two layer, some of the light is reflected and some…
Q: The 200 g pellet is pushed against the spring and D released from rest at A. Neglecting friction,…
A:
Q: How much energy would have to be added to 519grams of water to heat it from 17.0°C to 84.0°C?…
A:
Q: A raft is 2.35 m wide × 1.25 m long × 0.365 m deep. What is the buoyant force on the raft if only…
A:
Q: c) A diverging lens with a focal length of -15.0 cm is placed 12.0 cm to the right of the converging…
A:
Q: For a glass (n=1.5)/quartz (n=1.38) interface and an angle of incidence of 35o , determine the angle…
A: the critical angle Qc=66.92° the acceptance angle Qa =36° the numerical aperture N. A =0.587 the…
Q: The total charge entering a terminal is given by q = 2e³ª cos (6Tt), in µC. Determine the current at…
A:
Q: A soap bubble film with index of refraction n = 1.33 is illuminated perpendicularly with a light of…
A:
Q: Find the currents (3) in the following "non-simple" circuit. V1 = 12 V; V2= 28 V; V3 = 22 V; R1 = 5…
A:
Q: An enclosed sample of ideal gas undergoes an isochoric process at 6.24m. Its initial temperature is…
A: Part (1): Given:The process is isochoric with a volume of 6.24 m3. The initial temperature is 34oC.…
Q: Bimby Aquino is in the garden and cutting the grass. He uses the machine that slashes grass with a…
A:
Q: In the circuit shown, 30 Determine the following: 2v+ A. Magnitude and direction of the current B.…
A: Given dataR1=3ΩR2=4ΩR3=6ΩR4=5ΩV1=7VV2=2VV3=4VV4=6VTo findI=?VadVcfVhe
Q: A current I = 16 A is directed along the positive x-axis and perpendicular to a magnetic field. A…
A:
Q: What is the force of gravity between two keen physics students who are (2.50x10^0) m apart if one…
A:
Q: What is the ideal speed to take a 112-m-radius curve banked at a 21' angle? m/s Submit Question
A: Given that The radius of the curved path is (r) = 112m It is banked at θ =…
Q: A 70.0kg stuntman is attached to a bungee with an unstretched length of 15.0m. He jumps off a bridge…
A: Solution: Determine the elastic potential energy P.E.e=12kx2 Here, k is the spring constant and x is…
Q: Consider the following two vectors:U = 1.3i + 2.2j + 4.1k V = -5.5i - 6.5j + 11.3k What is the…
A: Given: U = 1.3i + 2.2j + 4.1k V = -5.5i - 6.5j + 11.3k
Q: An n-turn secondary coil of radius r is concentric with a -turn primary coil of radius R. If the…
A: Answer
Q: Concave spherical mirrors form enlarged images with respect to their object size, while convex…
A: first option is wrong as both are mirror so they only reflect the light so snells law doesn't follow…
Q: An ideal solenoid having 177 turns and carrying a current of 5 A is 12 cm long. What is the…
A: Given, Number of coil(N)=177turns Current=5A Magnetic field=?
Q: Suppose you want a telescope that would allow you to see distinguishing features as small as 6.5 km…
A: distance between objects on moon (x)= 6.5 km distance of moon (d) = 384000 km wavelength of light =…
Q: 37.) Which of the following is TRUE regarding myopic persons? Their corrective lens is a convex…
A: Step1: Let us understand the concept of the problem. The corrective lens is a concave lens or…
Q: What is the force of gravity between a keen physics student and Earth if the keen physics student is…
A:
Q: Find the gravitational potential energy of a light that a mass of 22 kg and is 5 mabove the ground
A: Gravitational potential energy of light is find by the product of mass, height and force of gravity.…
Q: An eight turn coil encloses an elliptical area having a major axis of 40.0 cm and a minor axis of…
A: Given, Major axis=40cm Minor axis=30cm Current=6.05A Magnetic field=1.97 ×10 ‑4 T
Q: From a speed of 20 m/s, a car decelerates at a constant rate of 0.14 m/s² along a straight path.…
A: Given: The intial speed of the object is 20 m/s. The deacceleration of the object is 0.14 m/s2. The…
Q: The voltage in circuit is 20 V and resistance is 3 ohms find current ?
A: Given data : Voltage = V Resistance = R To find :…
Q: A pump circulates water through a system of connected pipes on a house from the basement to the top…
A: Given Data: The initial speed of water is: V1=4.23 m/s The diameter of the pipe in the basement is:…
Q: Two boys and a Man decided to play in a seesaw 6 m long. The two boys seated on the left side of the…
A: As the man is right to the flucrum , he will exert an clockwise torque about the flucrum and the two…
Q: How will you explain this statement: literature teaches nothing except the significance of life.
A: Literature always means more than what meets the eye. Words and sentences used in literature have…
Q: Q2/ The ball is thrown off the top of the building. If it strikes the ground at B in 3 s, determine…
A:
Solve for the time it will take for an electric charge to travel through a 6 km copper conductor having a cross sectional area of 2.5 cm2. Also, what will be the drift velocity if you can measure 2 amperes flowing through the conductor.
Step by step
Solved in 2 steps with 2 images
- T Two capacitors are connected in series as shown below. The nominal capăcitances are C = 110µFand C, = 60µF, respectively. Each capacitor has a 3% uncertainty in the measured value. Find the overall nominal capacitance C for the given circuit and the propagated uncertainty in Ç. It is known that C = 1 %3DThe main purpose of an oscilloscope is to graph an electrical signal as it varies over time. Most scopes produce a two-dimensional graph with time on the x-axis and voltage on the y-axis. The voltage waveform on the screen looks as shown in the figure below. Here, the vertical resolution of the oscilloscope is set up to be 2 mV/division and the horizontal resolution is 2 ms/division. Time 2. Calculate the period and the frequency of the wave. VoltageFor analyzing the relationship between electrode radii and electric field in an electrode system (not necessarily concentric spheres), the graph of change in Emax with respect to ri is obtained as shown in the figure. Suppose that the effective electrode separation varies as a = r,(2 – In(r,)). Considering electric field strength of Es=50 kV/cm . a) Find the range of ri to have partial discharge. b) Find the range of rị to have total breakdown. c) Sketch the graph of change in Umax With respect to r; and specify the breakdown behavior in different regions by considering U=100 kV. * 100 90 80 70 60 50 40 30 20 10 rl (cm) r2=7 Optimum Geometric Char. Emax (rl) kV/cm
- A student woants to identify the Resistivity of a conducting wire of unknown material. Resistivity is a property of a material that quantifies how strongly it conducts electric current, and it is formulated as, of p= R4 where R is the Resistance (ohms), A cross-sectional area (meters-squared) and I is the length (meters) of the wire. The student runs an experiment on a cylindrical wire of a length l of 2 centimeters and the cross- sectional area A of the wire is 6.1 centimeters-squared. The measurements of the Current is as below Dataset Voltage (Applied, Volts) Current (Measured, Amperes)A capacitor with square plates, each with an area of 34.0 cm² and plate separation d = 2.44 mm, is being charged by a 525-mA current. (a) What is the change in the electric flux between the plates as a function of time? (Use the following as necessary: t. Do not use other variables, substitute numeric values. Assume that do/dt is in V m/s and t is in seconds. Do not include units in your answer. Enter the magnitude.) de dt = (b) What is the magnitude of the displacement current between the capacitor's plates?A capacitor with square plates, each with an area of 35.0 cm2 and plate separation d = 2.46 mm, is being charged by a 455-mA current. (a) What is the change in the electric flux between the plates as a function of time? (Use the following as necessary: t. Do not use other variables, substitute numeric values. Assume that dE/dt is in V. m/s and t is in seconds. Do not include units in your answer. Enter the magnitude.) dt (b) What is the magnitude of the displacement current between the capacitor's plates? A
- A capacitor with square plates, each with an area of 32.0 cm² and plate separation d = 2.48 mm, is being charged by a 255-mA current. (a) What is the change in the electric flux between the plates as a function of time? (Use the following as necessary: t. Do not use other variables, substitute numeric values. Assume that do/dt is in V m/s and t is in seconds. Do not include units in your answer. Enter the magnitude.) ΟΦΕ dt (b) What is the magnitude of the displacement current between the capacitor's plates? AA capacitor with square plates, each with an area of 37.0 cm² and plate separation d = 2.62 mm, is being charged by a 205-mA current. (a) What is the change in the electric flux between the plates as a function of time? (Use the following as necessary: t. Do not use other variables, substitute numeric values. Assume that doe/dt is in V m/s and t is in seconds. Do not include units in your answer. Enter the magnitude.) de dt = (b) What is the magnitude of the displacement current between the capacitor's plates?Ohm's law for electrical circuits like the one shown in the figure states that V = RI. In this equation, V is a constant voltage, I is the current in amperes, and Ris the resistance in ohms. Your firm has been asked to supply the resistors for a circuit in which V will be 240 volts and I is to be 20±0.2 amp. In what interval does R have to lie for I to be within 0.2 amp of the value I, = 20? R. To what interval must R be held to meet the requirements for the resistance? ohms
- The main purpose of an oscilloscope is to graph an electrical signal as it varies over time. Most scopes produce a two-dimensional graph with time on the x-axis and voltage on the y-axis. The voltage waveform on the screen looks as shown in the figure below. Here, the vertical resolution of the oscilloscope is set up to be 2 mV/division and the horizontal resolution is 2 ms/division. Time 1. Determine the peak-to-peak amplitude of the wave. 2. Calculate the period and the frequency of the wave. 3. Calculate the approximate value of phase difference between the waves. VoltageQuestion 1 a) What is Hall Effect? Explain briefly. b) Show that the number density n of free electrons in a conductor wire is given in terms of the Hall electric field strength E, and the current density J, as n=JB/(eE). (Here we have J-i/A; i is the electric current intensity, and A is the cross-sectional area of the wire.) c) Calculate the voltage V sideway across the conductor given the following. The conductor wire has a square cross section of side d=150 µm. (Note 1 um= 10-6 m.) The magnetic field applied to the conductor has the strength B=0.60 Tesla. The current going through the conductor is i = 25 A. The density of free electrons in the conductor is n= 8.47 x 10²8 electrons/m³. Note further that we have by definition V=Ed.Question 1 a) What is Hall Effect? Explain briefly. b) Show that the number density n of free electrons in a conductor wire is given in terms of the Hall electric field strength E, and the current density J, as n=JB/(eE). (Here we have J=i/A; i is the electric current intensity, and A is the cross-sectional area of the wire.) c) Calculate the voltage V sideway across the conductor given the following. The conductor wire has a square cross section of side d=150 µm. (Note 1 um= 10-6 m.) The magnetic field applied to the conductor has the strength B= 0.60 Tesla. The current going through the conductor is i = 25 A. The density of free electrons in the conductor is n= 8.47 x 1028 electrons/m³. Note further that we have by definition V=Ed.