A beam of light incident on a plane mirror forms a real image on reflection. The incident beam is
Anonymous Quiz
46%
Parallel
37%
Convergent
12%
Divergent
4%
Not certian
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An image of an object produced on a screen which is about 36 cm using a convex lens. The image produced is about 3 times the size of the object. What is the size of the object?
Anonymous Quiz
40%
12 cm
30%
33 cm
20%
42cm
10%
56cm
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The electronic configuration of an element is found to be 2, 4. How many bonds can one carbon atom form in a compound?
Anonymous Quiz
11%
1
22%
2
50%
4
17%
6
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A carbon compound contains two atoms of carbon. Which name should the carbon compound bear?
Anonymous Quiz
9%
Butane
70%
Ethane
19%
Methane
1%
Pentane
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A hydrocarbon should have a minimum of ______ carbon atoms to show isomerism.
Anonymous Quiz
30%
3
52%
4
9%
5
9%
6
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Which of the following belongs to a homologous series of alkynes?
Anonymous Quiz
23%
C2h5
25%
C3h7
43%
C3h4
8%
C2h7
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The male reproductive parts of a flower, the stamens, are collectively known as
Anonymous Quiz
66%
Andorecium
10%
Filament
14%
Gynorecium
10%
Anther
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Which of the following diseases is transmitted sexually?
Anonymous Quiz
10%
Jaundice
11%
Kala azar
17%
Chloera
62%
Syphilis
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Which of the following is a contraceptive?
Anonymous Quiz
17%
Copper t
33%
Condom
18%
Diphgram
32%
All
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AIDS is a deadly disease which is caused by
Anonymous Quiz
25%
Bacterium
42%
Virus
6%
Fungyi
27%
All
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