How many types of high frequency heating? Warning: Trying to access array offset on false in /home3/indiakep/public_html/wp-content/plugins/dw-question-answer/inc/Template.php on line 8 All Questions › Category: Basic Electrical › How many types of high frequency heating? 0 Vote Up Vote Down Rajasri Mundrathi Staff asked 5 years ago Options: a) 2b) 3c) 4d) 5 1 Answers 0 Vote Up Vote Down Rajasri Mundrathi Staff answered 5 years ago The correct answer is 3