Official CBSE Exam Papers for Class 12 Troubleshooting And Maintainence Of Electronic Equipment
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CBSE Class 12 Troubleshooting And Maintainence Of Electronic Equipment Question Paper 2019. Students can download the last year board exams question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.
SECTION A
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
5. A horn is used in loud speaker
(a) To improve the loud speaker impedance
(b) To improve the high frequency response
(c) For better coupling of sound into air
(d) All of the above
6. The Magnetic field in an audio tape recorder head is produced while recording by
(a) Passing direct current through the head
(b) Sinusoidal voltage across the head
(c) Using a permanent magnet
(d) Passing electric equivalent of sound through the head
7. Standard DVD/CD diameter is
(a) 12 cm (b) 8 cm
(c) 10 cm (d) 14 cm
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Class 12 Troubleshooting And Maintainence Of Electronic Equipment Past Exam Papers & Resources
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The CBSE Class 12 Troubleshooting And Maintainence Of Electronic Equipment Question Paper 2019 is available for download on StudiesToday.com. It includes complete set with all sections so that Class 12 students can practice with the exact same paper that came in the CBSE exams.
Yes, the solutions for CBSE Class 12 Troubleshooting And Maintainence Of Electronic Equipment Question Paper 2019 are prepared by subject matter experts as per official marking scheme. Class 12 students will understand the structure of answers and 'step-marks' methodology Troubleshooting And Maintainence Of Electronic Equipment.
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