According to astronomers, the solar and lunar eclipses are known as

rikazzz | May 29, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: syzygy

Eclipses occur when the Sun, Earth, and the Moon align in a straight or almost straight configuration. Astronomers call this a syzygy, from the ancient Greek word syzygia, meaning to be yoked together or conjoined.

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A telescope can make stars look:

rikazzz | May 28, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: Brighter

Stars are not magnified by telescopes. Telescopes collect more light and make it brighter.

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A person is not able to see nearby objects clearly if he has

rikazzz | May 28, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: myopia

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Human ear cannot hear sound of frequency more than?

rikazzz | May 28, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: 20,000 Hz

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Human ear cannot hear sound of frequency less than?

rikazzz | May 28, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: 20 Hz

A glass chimney stops an oil lamp from smoking because:

rikazzz | May 28, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: Both A and B

A corked bottle full of water when frozen will break because:

rikazzz | May 28, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: The volume of water increases on freezing

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Which of the following is a metalloid element?

rikazzz | May 28, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: Silicon

Who were Ashab-e-Sufah?

rikazzz | May 25, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: Muhajirs (R.A) who stayed near the Masjid-e-Nabvi

Who were the Katib-e-Wahi of the Quran?

rikazzz | May 25, 2022 | Comment
ANSWER & EXPLANATION

Correct Answer: All of them