A current of 250A is flowing through a copper wire with a resistance of 2.09x10^-4 ohm. What is the voltage?

Which of the following have quantized values? Explain your selections. a. the pitch of a note played on a slide trombone b. the pitch of a note played on a flute c. the wavelengths of light produced by the heating elements in a toaster d.

A ray of light strikes a mirror at an angle of 38 to the normal. what is the reflected angle

M-? P=800kg / m3 V=0,5L

the input force of a third class lever is 5 cm away from the fulcrum. the output force is 20 cm away from the fulcrum. what is the ideal mechanical advantage of the lever

One advantage of a fever is that it can slow down the

When the velocity of a mass on a spring is zero, the acceleration is at

Which is a disadvantage of using wind as an energy source? Check all that apply. It may be unreliable. It is not naturally occurring. It produces a lot of waste. It requires wires to carry electricity. It generates large amounts of electricity.

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these