Electromagnets 23. to hold fire doors open, an electromagnet is switched on, generating a magnetic field if a solenoid is 2.00 cm long, has 400 turns, carries a current of 1.90 a and its core is air, calculate the magnetic flux density inside the solenoid, in tesla

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.

Which notation is used to represent an alpha particle? a. b. c. d.

Find the dimensions and area of the largest rectangle that can be inscribed in the upper half of the ellipse. (give your answers in terms of a and b. enter the dimensions as a comma-separated list.)