Which of the following accurately describes junction diodes?
a. the negative terminal of the source of voltage is connected to the n-type material within a reverse-biased setup.
b. only a small current will flow through the diode in the forward-biased setup.
c. free electrons are concentrated in the p-type material and holes form in the n-type material.
d. in a forward-biased setup, large numbers of charge carriers will be pulled across the junction and result in a large current.

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

What is the temperature in degrees celsius of a substance with a tempature of 49k

Urgent pls a. coal consumption levels off and remains flat. b. petroleum, natural gas, and renewables show an increase in consumption c. more nonrenewable resources continued to be consumed than renewable. d. there is little projected increase in nuclear energy use. e. carbon dioxide emissions are projected to decline as we approach 2040. global energy consumption is defined as the total energy used by an individual or organizations from around the world. use the graph above to analyze the projected energy consumption from now until 2040. which statements in the prompt apply? a) a, b, d b) b, c, d c) a, c, d d) a, b, c, d