Consider the voltage/time graph shown below. what power supply is likely to be involved? select one: a. a torch cell b. a car battery c. a domestic power socket d. an electrochemical cell i'm not entirely sure but i believe it's b. (no guesses )

Determine the maximum r-value of the polar equation r =3+3 cos 0

An object weighs 40n in air, weighs 20n when submerged in water and 30n when submerged in a liquid of unknown density. what is the density of the liquid?

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.