In the circuit below, R2=4Ω ,E1=3v, and E2=3v. I1=0.5A, I2= 0.25 A ,and I3=0.25 A .Find R1

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

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