Test 2
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
Surface tension in a liquid is due to:
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Q. 2
A circular plate, a cube and a sphere, all made up of same material and having the same mass, are heated to 300°C and left in a room. Which of them will have the slowest rate of cooling?
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Q. 3
Optic fibers are used in :
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Q. 4
Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is:
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Q. 5
The snow on the mountains does NOT melt all at once when it is heated by the sun because:
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Q. 6
A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is
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Q. 7
Holography is a technique of
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Q. 8
Boyle’s Law holds good for any gas at
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Q. 9
An ice block with a piece of lead embedded in it floats in water. If ice melts the water level
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Q. 10
The velocity of heat radiation in vacuum is
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Q. 11
The plastic material commonly used for making gear wheels is
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Q. 12
Ultra violet radiations of the Sun do not reach the earth because; earth’s atmosphere is surrounded by
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Q. 13
“Curie” is unit of:
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Q. 14
Which of the following is used in oven?
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Q. 15
When heated from 0° to 10°C volume of a given mass of water will:
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Q. 16
Energy is continuously created in the sun due to:
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Q. 17
In electronics what comes under tank circuit?
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Q. 18
Cool is tube is used to produce
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Q. 19
Which of the following is used for regulated electric supply?
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Q. 20
The source of the Sun’s energy is the process of
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