Consider the arrangement shown in Figure P31.20. Assume that R = 6.00 Ω, l = 1.20 m, and a uniform 2.50-T magnetic field is directed into the page. At what speed should the bar be moved to produce a current of 0.500 A in the resistor?

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A: A⇀=4i^-3j^B⇀=2i^-5j^C⇀=-3i^+5j^ D=A+B+C  

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A: Step 1. Measure the diameter of the sphere with the help of vernier calipers  

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A: Given The number of the turns is 250 turns. The cross-sectional area is 5.5x10-4 m2. The mean radius...

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A: Following are some characteristics of Concave mirrors : Light converges at a point when it strikes ...

Q: Physics Question

A: 2)Length of vector a = 15- (-5) = 20 unitsLength of vector b = 0-(-5)= 5 units  

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A: Pressure exerted =Pfluid  Pressure⇒  P due to fluid =ρgh ⇒(103 )(9.8)(5)=49×103Pa or 49 KPa Total pr...

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A: Net force towards centre is known as centripetal force. here block is acted by three forces: 1. Grav...

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A: Here we match the following behavior with the physics concept it illustrates

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A: the force of repulsion is given by kq1q2r2 So more the charge more will be the replusion.

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Q: What current is required in the windings of a long solenoid that has 1000 turns uniformly distribute...

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Q: Answer both parts A and B

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A: cross section area of area A1 = 9 inch = 0.2286 m Speed of air flow v1 = 6.1 ft/s = 1.86 m/s Cross s...

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A: Required : Work done in isothermal process.

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A: a. she will use a step-up transformer.

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Q: An object is moving along the x axis. The graph shows it’s position x from the starting point as a f...

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts fo...

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Q: Consider the situation shown in the figure. A uniform electric field in the z-direction (towards you...

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A: Given : A football kicked at an angle to the horizontal.              

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A: Given, l= 15mi =15*1609m = 24135 m d= 5.89mi = 5.89*1609m =9477.01 m Where, l is the length of the c...

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Q: How much heat is required to raise the temperature of 30.0 g of water from 288 K to 368 K? O 10 kJ 1...

A: Given, mass m = 30 g T1=288 K T2 = 368 K Specific heat capacity of water c = 4.18 J/g.K  

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A: Rectangular coordinates of a point = (1.06, 2.93) m to find : polar coordinates of this point   

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Q: 37 - In the horizontal plane, a person exerts a force of 50 N and moves his vehicle 120 m. How many ...

A: Given Force = 50 N Displacement = 120 m   Answer The person do 6000 J ( Option E ) of work   Work do...

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Q: Four equal charges of 2.0x10-6 C are situated at the corners of a square of side 1.00 m. Findt the e...

A: The formula of the electric field is given by  E =k qr2 where, r is the distance. 

Q: The figure below shows a dipole. If the positive particle has a charge of 40.7 mC and the particles ...

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