A 10 μF capacitor has what capacitive reactance at 50 Hz?

Why does a magnetic field not change the kinetic energy of a charged particle?

A 20 Ω resistor in an AC circuit has I_rms = 3 A. Find average power.

Which of the following will reduce the out-of-field artifact?

Which of the following represents the size of the pixel when the FOV is 20 cm and the matrix used is 512 x 512?

An EM wave has peak electric field of 100 V/m. What is its peak magnetic field?

Which quantity remains constant in all electromagnetic waves in vacuum?

Calculate the pitch of a multidector scanner using the following parameters: Table speed= 10 mm/sec; section thickness = 2.5 mm; slices = 4

True or False. CT dose is more uniform than general radiography.

Which of the following best describes the purpose of a CT tube warm up?