Question

Assertion (A) : Inhabitants close to very busy airports are likely to experience health hazards.
Reason (R) : Sound level of jet aeroplanes usually exceeds 160 dB.
A. Both Assertion and Reason are true, but Reason is the correct explanation of Assertion
B. Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion
C. Assertion is true, but Reason is false
D. Assertion is false, but Reason is true

Answer 1

Correct Answer - B
Prolonged exposure to noise level to 80 dB or more leads to the loss of hearing ability, fatigue, nervousness, fever, hypertension, gastric disorder, increase in cholesterol level and dilation of pupil of the eye. As the jet aeroplanes have the noise upto 150-160 dB, the inhabitants in the vicinity of busy airports are likely to experience the health hazards. Maximum noise level is recorded in rockets is 180 dB.