What is the purpose of a tuner in a radio? The tuner selects only the signal of a specific frequency and rejects the rest.

The tuner converts inaudible high-frequency signals into sound waves that can be heard.

The tuner detects a wide range of broadcast frequencies.

The tuner converts a direct current into a high-frequency alternating current.

Suppose a wire with a current is pushed upward by a magnetic field. how would the wire move if the direction of the current reversed? explain your answer.

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

How many atoms of nitrogen are in the chemical formula ni(w on