Multiple choice
since a unit positive charge is used to measure an electric field, what would be an appropriate test object to measure a magnetic field?
a) a single south-seeking pole of unit strength
b) a north-seeking pole of unit strength with a south-seeking pole of the same strength
c) a single north-seeking pole
d) a single north-seeking pole of unit strength

The integral design hub incorporates thento the bearing unit. n a. cv joint n b. mounting carrier n c. brake rotor n d tie rod end

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?

Rohit is trying to tune an instrument