Astep up transformer has a primary coil with 100 turns and a secondary coil with 25 turns if the input voltage in the primary coil is 40 volts what is the output voltage reduced to in the secondary coil
a) 20 volts
b) 35 volts
c) 4 volts
d) 10 volts

The chemical effect of the endocrine system is longer lasting than the chemical effect of the nervous system. select the best answer from the choices provided t f

Asap time is ! best answer gets compose at least one well-developed paragraph on the following: define the term concurrent powers, and give an example of a concurrent power of government.

Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?