AIEEE Exam

Sound cannot pass through-
(1) vacuum (2) air
(3) liquid (4) solid

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AIEEE Other Question

If angle of incidence increases, angle of reflection-
(1) Increase (2) Decrease
(3) Remains same (4) Can not say For a simple pendulum, if object moves A to C,
it takes time as compared to move from A to B
(1) Same (2) Double (3) Triple (4) Half