N electroscope is given a positive charge, causing its foil leaves to separate. When an object is brought near the top plate of the electroscope, the leaves separate even further. We could conclude.

when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

answerdmitry mendeleyev made a workable classification of the elements

false.

explanation:

this statement is false. after falling for 5 seconds, its speed will not be 100 m/s.