physicHomework Answers
Add Answer to:
physic
Pick rallies of t lie uniform magnetic field strength, t he number of loops, and...
A circular loop of radius r is rotating in a uniform external magnetic field of B....
A circular loop of radius r is rotating in a uniform external magnetic field of B. Find the magnetic flux through the loop due to the external field when the plane of the loop and the magnetic field vectors are oriented at 3 different angles, θ. The coil in an ac generator of frequency f has N turns, each having an area A and is rotated in a uniform magnetic field B. What is the peak output voltage of this...
A generator almost always contains a coil of wire inside a magnetic field. The coil shown...
A generator almost always contains a coil of wire inside a magnetic field. The coil shown below has N turns and a radius of R. It is rotating in a magnetic field of strength B at an angular frequency o. This means that the angle between the area vector of the coil and the magnetic field is = wt. х a. What is the induced emf in the coil as a function of time? b. If the left side of...
The armature of a simple ac generator has 20 circular loops of wire, each with a...
The armature of a simple ac generator has 20 circular loops of wire, each with a radius of 10 cm. It is rotated with a frequency of 60 Hz in a uniform magnetic field of 650 mT a)What is the maximum emf induced in the loops? b)How often is this value attained? c)If the time period in part B were cut in half, what would be the new maximum emf value?
5) I've got a uniform magnetic field of strength 140 mT. How quickly in terms of...
5) I've got a uniform magnetic field of strength 140 mT. How quickly in terms of frequency) must I spin a coil with resistance 10 ml and a radius of 3 cm in order to produce a 150 mA RMS-averaged current? Assume that the coil starts with its area fully exposed to the magnetic field. Answer:. Submit All Answers
A generator rotates at 85 Hz in a magnetic field of 0.050 T . It has...
A generator rotates at 85 Hz in a magnetic field of 0.050 T . It has 650 turns and produces an rms voltage of 110 V and an rms current of 55.0 A . 1. What is the peak current produced? 2. What is the area of each turn of the coil?
can you please show me how to do each of these thank you! The magnetic field...
can you please show me how to do each of these thank
you!
The magnetic field in the region between the poles of an electromagnet is uniform at any time, butis a point) increasing at the rate of 0.020 T/s. The area of the conducting loop in the field is 180 cm?. What is the magnitude of the induced emf? 0.12 mV 0.90 ml 0.11 mV 0:0.36 mV A rectangular loop with area A rotates with constant angular velocity o...
A charged particle is moving in a uniform, constant magnetic field. Which one of the following...
A charged particle is moving in a uniform, constant magnetic field. Which one of the following statements concerning the magnetic force exerted on the particle is false It does no work on the particle. It increases the speed of the particle. It changes the velocity of the particle. It can act only on a particle in motion. It does not change the kinetic energy of the particle. A circular current loop with radius of 0.100 m is located in the...
A flat coil of wire consisting of 20 turns, each with an area of 10 cm, is positioned perpendicularly to a uniform magnetic field that varies with time according to B=2.5 f
A flat coil of wire consisting of 20 turns, each with an area of 10 cm, is positioned perpendicularly to a uniform magnetic field that varies with time according to B=2.5 f. where t is measured in s and B in T. If the coil has a total resistance of 0.10 9, what is the magnitude of the induced current at 0.8s? a. 0.20 A b. 0.60 A c. 0.50 A d. 0.80 A e. None of the above At what frequency...
A magnetic field is uniform in distribution across a region of space but the strength on...
A magnetic field is uniform in distribution across a region of space but the strength on the field varies time according to the formula B= 1.5 t^2 where the units have been left off but t is in seconds and is in Tesla. If this field passes straight through a flat wire loop enclosing an area of 0.60 m^2 what the emf induced in this wire loop, at a time of 3 seconds?
A proton moves perpendicularly to a uniform magnetic field of strength 0.0585 T at a speed...
A proton moves perpendicularly to a uniform magnetic field of strength 0.0585 T at a speed of 15,400 m/s. What is the radius of the circle it describes?
A generator almost always contains a coil of wire inside a magnetic field. The coil shown below has N turns and a radius of R. It is rotating in a magnetic field of strength B at an angular frequency o. This means that the angle between the area vector of the coil and the magnetic field is = wt. х a. What is the induced emf in the coil as a function of time? b. If the left side of...
5) I've got a uniform magnetic field of strength 140 mT. How quickly in terms of frequency) must I spin a coil with resistance 10 ml and a radius of 3 cm in order to produce a 150 mA RMS-averaged current? Assume that the coil starts with its area fully exposed to the magnetic field. Answer:. Submit All Answers
can you please show me how to do each of these thank
you!
The magnetic field in the region between the poles of an electromagnet is uniform at any time, butis a point) increasing at the rate of 0.020 T/s. The area of the conducting loop in the field is 180 cm?. What is the magnitude of the induced emf? 0.12 mV 0.90 ml 0.11 mV 0:0.36 mV A rectangular loop with area A rotates with constant angular velocity o...
A charged particle is moving in a uniform, constant magnetic field. Which one of the following statements concerning the magnetic force exerted on the particle is false It does no work on the particle. It increases the speed of the particle. It changes the velocity of the particle. It can act only on a particle in motion. It does not change the kinetic energy of the particle. A circular current loop with radius of 0.100 m is located in the...
A magnetic field is uniform in distribution across a region of space but the strength on the field varies time according to the formula B= 1.5 t^2 where the units have been left off but t is in seconds and is in Tesla. If this field passes straight through a flat wire loop enclosing an area of 0.60 m^2 what the emf induced in this wire loop, at a time of 3 seconds?
Most questions answered within 3 hours.
-
Where is the error in this code sequence?
String s1 = "Hello";
String s2 = "ello";...
asked 11 months ago -
Financial data for Joel de Paris, Inc., for last year
follow:
Joel de Paris, Inc.
Balance...
asked 11 months ago -
Consider this reaction:
Al2(SO4)3 (aq)+ BaCl3
(aq) Al2Cl6 (aq)- +
3BaSO4(s) . What is the...
asked 11 months ago -
Suppose that Savneet is considering increasing her
recent random sample from 20 car rentals to 40...
asked 11 months ago -
Trucks arrive at an unloading terminal at an average rate of 120
per hour.
Trucks arrive...
asked 11 months ago -
Why are methanol and ethanol completely soluble in water while
octanol is not very little soluble....
asked 11 months ago -
A facilities manager at a university reads in a research report
that the mean amount of...
asked 11 months ago -
When the CuSO4 is rehydrated by adding water to the anhydrous
compound, is this an endothermic...
asked 11 months ago -
A ray of sunlight is passing from diamond into crown glass; the
angle of incidence is...
asked 11 months ago -
A block of mass 0.249 kg is placed on top of a light, vertical
spring of...
asked 11 months ago -
how do the kidneys compensate in the presences of acidosis
a) trigger hyperventilate
b) reserve acid...
asked 11 months ago -
Question 501 pts
The rental rate of capital to the firm increases. Which of the
following...
asked 11 months ago