In a single loop, what happens to the voltmeter pin when the magnet is moved back and forth? N S A. Turn on B. Shut down C. Deflect D. None
Q: A ring rotates around the Y-axis in a magnetic field B=b0sinwt ax Wb/m2. The voltage induced in the…
A: when ring rotates then the flux through ring vary which can cause the flux to change due to which an…
Q: 5. A narrow metal bar with resistance R and length is constrained to slide along metal rails with…
A: Given, Length = l Resistance = R The end induced is given by Faraday's law, emf = (d/dt)(BA) emf =…
Q: 2. You have a solenoid that is 40 cm long and with 350 turns and want to produce a magnetic field…
A:
Q: The commutator-brush system in the simple DC motor you studied functions to A. flip the current…
A: The commutator reverse the current in the armature every revolution to keep the motor rotating!…
Q: A circular coil of wire carries 50 mA of current. The coil has 50 turns and an area of 2.0 cm². A…
A: Here there are 3 questions and as per the guidelines first question has been answered. Please share…
Q: when a current-carrying wire loop is a magnetic field, it tends to turn so as to bring the plane of…
A:
Q: Which of these does not result in an induced voltage across the coil? The x’s represent magnetic…
A: Introduction: The induced voltage is produced as a product of electromagnetic induction.…
Q: 16) A (00 turn of 0.(00 m². The coil encloses cir cumtere ntial loil an are a has a resistance of 10…
A: Calculate the total magnetic field. Calculate the magnetic flux.
Q: 7) A current loop is placed between two bar magnets as shown. Does the loop move to the right, move…
A: The direction of motion or rotation of the loop will depend on the orientation of the magnets and…
Q: Deflection reverses when the poles of the magnets are reversed. This direction of deflection shows…
A: Given : Poles of magnet are reversed. Direction of deflection shows the direction of current.
Q: The magnetic field produced at centre of a current carrying circular wire depends on: O a. number of…
A: solution as
Q: At a particular moment, the magnetic field from the primary coil points to the right and is…
A:
Q: 2. A 200-turn solenoid with length of 20 cm and diameter of 2 cm. When a 5-A current passes through…
A: Given data The number of turns in the solenoid is N = 200 turns. The length of the solenoid is l =…
Q: 1. How many turns of a coil are necessary to produce a 0.25-T magnetic field inside a 50-cm-long…
A: The magnetic field produced by the solenoidB=μ0nI Equation 1n is the number of turns per unit…
Q: There is a 40 cm long solenoid that has 600 wire loops. If Jim uses a magnetic sensor near the…
A:
Q: Q14. Magnetic field inside a solenoid is . A. Strong at N pole and weak at S pole B. Strong at S…
A: The magnetic field within the solenoid is uniform and parallel to the axis of the solenoid.
Q: A conducting ring is held a certain distance above a loop carrying a decreasing current as…
A: If the current in the bottom coil is decreasing, there will be a change in the magnetic field in the…
Q: This technology uses an electric generator to convert mechanical energy that comes from wind/…
A: Solution:We know that in an AC generator :Mechanical energy →Converts Electrical energyby…
Q: 15. A solenoid that is 72 cm long produces a magnetic field of 1.8 T within its core when it carries…
A:
Q: Kh-13E. If the compass of the tangent galvanometer makes angle θ with respect to the earth magnetic…
A: Given, Earth magnetic field and coil having current.
Q: The region of no attraction(zero force) in a magnet is Select one: O a. at both the ends of the…
A: The force is zero means the resultant magnetic field is zero at that point.
Q: When the current in an inductor decreases from I to 0.5 I then the energy stored in the inductor…
A: please see the next step for solution
Q: The minimum attraction will be at of the magnet. O a. both poles of the magnet O b. only north pole…
A:
Q: Calculate the size (in T) of the magnetic field 11 m below a high voltage power line. The line…
A: Radius ( r ) = 11 m Voltage ( V ) = 200000 V Power ( P ) = 550 MW
Q: Why Hysteresis Losses of DC motor is constant? a. It does not depends on load current b. none…
A: Why Hysteresis Losses of DC motor is constant?a. It does not depends on load current b. none of the…
Q: 20. Both conducting loops shown below are coplanar (in the y/z axes) and carry current as shown.…
A:
Q: Question 17 The figure shows a discharging capacitor. I loked at from the let in the region between…
A: We will draw the magnetic field lines and also we are seeing from the left so the direction of the…
Q: magnetic flux
A: Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: How much current must flow through a long straight wire for the magnetic field strength to be 1.0 mT…
A: Given data, Magnetic field B=1 ×10-3 T Length l=0.02 m Constant μ0=4π×10-7 m/A
Q: On the freeway, there are also induction loops to detect cars’ speed. Concidering when you move a…
A: In the coil, the voltage is induced due to the relative motion between the coil and the magnet.
Q: 67. ⚫CE Transformer 1 has a primary current Ip and a secondary current I. Transformer 2 has twice as…
A:
Q: 9. The maximum torque experienced by a coil in a 7.80 × 10-³ T magnetic field is 0.80 N.m. The coil…
A:
Q: Which of the following affect the magnetic energy of a current-carrying coil. Select all that apply.…
A: Let's check each option one by one a. Current I Correct magentic field is directly proportional to…
Step by step
Solved in 2 steps
