spring stretches by 6cm when suproting aload of 15N (a) by how much would it stretches when supporting a load of 5kg.(b) what load would make the spring extend by 25mm.

c. 7/3

step-by-step explanation:

a rational number is like pi- it is a repeating decimal.

a. is -1.8

b. 2.236068

c. 2.3333333333333333333

d.   is 3

i hope that ! =)

f is prop to m1xm2 double m1 double force

the minimum amperage that the current in this wire would have to have so that its weight is completely supported by the magnetic force due to earth's field, assuming that no other forces except gravity act on it