Test 13
General Science
English
Physics
Timer :
60
Your Score is
0
Correct Answer : + 1
Incorrect Answer : -0.25
Instructions
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The test consists of multiple-choice questions (MCQs).
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Each question has four options, out of which only one is correct.
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For each correct answer, one mark will be awarded.
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For each incorrect answer, 0.25 marks will be deducted.
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No marks will be given for unanswered questions.
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The test has a timer. If the time is up, your answers will be automatically submitted.
Q. 1
Sea water can be purified by the process of
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Q. 2
The scientist who first sent electromagnetic waves to distant places is
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Q. 3
The centre of gravity of a sprinter during the race lies
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Q. 4
Cloudy nights are warmer compared nights, because clouds mainly
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Q. 5
A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole?
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Q. 6
The period of revolution of a geostationary satellite is
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Q. 7
A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously?
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Q. 8
The frequency of ultrasound wave is typically
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Q. 9
Which type of reaction produces the most harmful radiation?
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Q. 10
Optical fibres are based on the phenomenon of
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Q. 11
‘Mirage’ is an example of
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Q. 12
The phenomenon of light associated with the appearance of blue colour of the sky is
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Q. 13
Lens is made up of
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Q. 14
The time period of a pendulum when taken to the Moon would:
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Q. 15
The atmospheric air is held to the Earth by:
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Q. 16
The function of ball bearings in a wheel is:
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Q. 17
‘Shock-absorbers’ are usually made of steel as it:
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Q. 18
Among the following materials sound travels fastest in
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Q. 19
Lambert’s law is related to
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Q. 20
One can distinguish a telescope from a microscope by observing
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