A solenoid with 500 turns has a radius of 0.040 m and is 40 cm long. if this solenoid carries a current of 12 a, what is the magnitude of the magnetic field near the center of the solenoid? (? 0 = 4? * 10-7 t · m/a

Once a feeder conductor has been tapped with smaller tap conductors serving downstream equipment, it is not permissible to apply a second tap on the first tap. (In essence, do not tap a tap.) a. True b. False

An object has a mass of 8.00 kg. what is the gravitational force of the object on earth

Find the velocity, acceleration, and speed of a particle with the given position function. r (t = t2i 6tj 4 ln t k

When light propagates from a material with a given index of refraction into a material with a smaller index of refraction, the speed of the light A) incease B) decrease C) remain constant

What is the description of destructive interference between two light waves

How is thermal energy transferred during convection?

What is the purpose of a free body diagram? A. to show the velocity of an object B. to show the acceleration of an object C. to show the forces acting on an object D. to show the direction of motion vectors of an object

An initially uncharged air-filled capacitor is connected to a 5.83 V charging source. As a result, 3.41*10-5 C of charge is transferred from one of the capacitor's plates to the other.

Which objects are inclined planes? Check all that apply. a nail a staircase a seesaw a wheelchair ramp a slide

In a reaction with water, a base will accept a proton from the water; therefore, the water must be acting as an acid. True or False