How long would it take for a sound impulse to travel through a copper rod 2.0 km long?
s
0.057
0.57
1.75
17.5

For which pair of objects would adding the same a

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

Where do magnetic lines of force enter earth?