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Article 21A of the Indian Constitution provides the Right to Education for children aged 6 to 14 years.
Among the following, which has the lowest density?
This relationship between the angles of incidence and refraction and the indices of refraction of the two media is known as ________.
What conditions must be met for stationary waves to form?
Which compound is used to prepare water proof clothes?
Which one of the following is a reason why the weight of a person different on Earth and the moon?
Which pioneer of the late 19th century is credited with using radio waves for signal transmission over several kilometers?
The momentum of a body depends on:
The loudness of the sound depends upon
Why does a solid chunk of iron float in mercury but sink in water?
A simple microscope consists of :