STUDY QUESTIONS 1. (a) You are provided with a 15 cm long steel strip,
By using a permanent bar magnet explain how
you will magnetise the steel strip​

Two identical 82 mg dust particles very far apart (pee 0) are moving directly toward each other at a speed of 3698 m/s. the charge on each is-719 ? c. determine how close they will get to each other. let k = 9x109 n-m2/c2 & ignore gravity.

Suppose that a comet that was seen in 563 a.d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?