Two balloons are charged with an identical quantity and type of charge: -6.25 x 10-6 C. They are held apart at a separation distance of 0.02 m. Determine the magnitude of the electrical force of repulsion between them

Describe how the fermi level changes with donor level, temperature and contact with p and n type semiconductors

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

Aforce of 34n stretches a very light ideal spring 0.73 m from equilibrium, what is the force constant (spring constant) of the spring? (a) 47n/m (b) 38n/m (c) 53n/m (d) 25n/m