(Download) CBSE: Class XII Troubleshooting And Maintenance Of Electronic Equipment Question Paper - 2019

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Question Papers For Board Examinations 2019

Class – XII

Subject – Troubleshooting And Maintenance Of Electronic Equipment



Subject : Troubleshooting And Maintenance Of Electronic Equipment

Class : XII

Year : 2019

General Instructions :

(i) This question paper contains 31 questions out of which the candidate needs to attempt only 23 questions.
(ii) Question paper is divided into two sections.

SECTION A
(a) Multiple choice questions / Fill in the blanks/Direct questions : contains total 12 questions of 1 mark each. Answer any 10 questions.
(b) Very short answer type questions : contains total 7 questions of 2 marks each. Answer any 5 questions.
(c) Short answer type questions : contains total 7 questions of 3 marks each. Answer any 5 questions.

SECTION B
Long answer / Essay type questions : contains total 5 questions of 5 marks each. Answer any 3 questions.

Questions :

SECTION A

Attempt any ten questions. Each question carries 1 mark.

1. Occupational hazards mostly occur due to
(a) Automation of process
(b) Negligence to safety
(c) Poor quality control
(d) Climate changes

2. Occupational health focuses on employee’s physical well-being, mental well-being and
(a) Economic well-being 
(b) Dependants’ needs
(c) Educational needs
(d) Social well-being

3. A microphone that works on generator principle is
(a) Condenser microphone 
(b) Moving coil microphone
(c) Electret microphone
(d) Carbon microphone

4. A music system is not generating low frequency range signals. The problem may be with
(a) Tweeter
(b) Squawker
(c) Woofer 
(d) Tweeter or Squawker

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Courtesy: CBSE