Multiple choice general knowledge science & technology

An Active galactic "nucleus" emitting radio waves-

  1. Quasar

  2. Pulsar

  3. Neutron star

  4. Dwarf Star

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A Correct answer
Explanation

A quasar is an extremely luminous active galactic nucleus powered by a supermassive black hole. They emit enormous energy across the electromagnetic spectrum, especially in radio frequencies. Pulsars and neutron stars are different objects - rotating stellar remnants, not galactic nuclei.