A particle R moves with a velocity of 6 m/s due East and another particle S moves at 8 m/s due South. What is the magnitude of the velocity of R w. r.t S?

What should the power status of a circuit be when measuring resistance with an ohmmeter?

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius

In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?