The correct sentence is: He is reluctant to speak in public.
"Reluctance" is a noun.
Reluctance.
Reluctant is the adjective form of reluctance.
Reluctance is the opposition offered by a magnetic circuit to the formation of magnetic flux. The symbol for reluctance is R or Rm. Reluctance is measured in amperes per weber (A/Wb). Reluctance is equivalent to resistance in an electric circuit.
Grudgingly, my dad yelled at my sister, but she had no reaction.
reluctant
The verb form of reluctance is "reluct."
Reluctance torque is the torque generated in a reluctance motor due to the tendency of the rotor to align itself with the stator magnetic field. It occurs as a result of the variation in reluctance in the magnetic path between the rotor and stator. This torque is responsible for the motion of the motor and is one of the main torque components in reluctance motor operation.
Because he had nearly drowned as a child, he was reluctant to travel by sea.The state was reluctant to spend more money on a failed program. The girls encouraged their reluctant friend to come horseback riding with them.
There are three syllables in the word "reluctance" (re-luc-tance).
In a transformer, or on general, if a material is easily magnetized it has low reluctance.